From: Raghubansh Kumar <kraghuba@php.net>
Date: Sat, 12 May 2007 10:28:00 +0000 (+0000)
Subject: New version of debug_zval_dump_b.phpt, is_array.phpt, is_null.phpt,     is_string... 
X-Git-Tag: php-5.2.3RC1~107
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=c5c162d1824891716349aeabef49c9209ac509fe;p=php

New version of debug_zval_dump_b.phpt, is_array.phpt, is_null.phpt,     is_string.phpt, debug_zval_dump_e.phpt, is_bool.phpt, is_numeric.phpt,  print_r.phpt, debug_zval_dump_o.phpt, is_float.phpt  is_object.phpt, strval.phpt,
debug_zval_dump_v.phpt, is_int.phpt, is_scalar.phpt, var_dump.phpt
---

diff --git a/ext/standard/tests/general_functions/debug_zval_dump_b.phpt b/ext/standard/tests/general_functions/debug_zval_dump_b.phpt
new file mode 100644
index 0000000000..4b94f31db9
Binary files /dev/null and b/ext/standard/tests/general_functions/debug_zval_dump_b.phpt differ
diff --git a/ext/standard/tests/general_functions/debug_zval_dump_e.phpt b/ext/standard/tests/general_functions/debug_zval_dump_e.phpt
new file mode 100644
index 0000000000..7b306978d5
--- /dev/null
+++ b/ext/standard/tests/general_functions/debug_zval_dump_e.phpt
@@ -0,0 +1,23 @@
+--TEST--
+Test debug_zval_dump() function : error conditions
+--FILE--
+<?php
+/* Prototype: void debug_zval_dump ( mixed $variable );
+   Description: Dumps a string representation of an internal zend value 
+                to output.
+*/
+
+echo "*** Testing error conditions ***\n";
+
+/* passing zero argument */
+debug_zval_dump();
+
+echo "Done\n";
+
+?>
+
+--EXPECTF--
+*** Testing error conditions ***
+
+Warning: Wrong parameter count for debug_zval_dump() in %s on line %d
+Done
diff --git a/ext/standard/tests/general_functions/debug_zval_dump_o.phpt b/ext/standard/tests/general_functions/debug_zval_dump_o.phpt
new file mode 100644
index 0000000000..e85494e7bf
--- /dev/null
+++ b/ext/standard/tests/general_functions/debug_zval_dump_o.phpt
@@ -0,0 +1,839 @@
+--TEST--
+Test debug_zval_dump() function : working on objects
+--FILE--
+<?php
+/* Prototype: void debug_zval_dump ( mixed $variable );
+   Description: Dumps a string representation of an internal zend value to output.
+*/
+
+/* Prototype: void zval_dump( $value );
+   Description: use debug_zval_dump() to display the objects and its 
+                reference count */
+function zval_dump( $values ) {
+  $counter = 1;
+  foreach( $values as $value ) {
+    echo "-- Iteration $counter --\n";
+    debug_zval_dump( $value );
+    $counter++;
+  }
+}
+
+/* checking on objects type */
+echo "*** Testing debug_zval_dump() on objects ***\n";
+class object_class {
+  var $value1 = 1;
+  private $value2 = 10;
+  protected $value3 = 20;
+  public $value4 = 30;
+
+  private function foo1() {
+	echo "function foo1\n";
+  }
+  protected function foo2() {
+	echo "function foo2\n";
+  }
+  public function foo3() {
+	echo "function foo3\n";
+  }
+  public $array_var  = array( "key1" => 1, "key2 " => 3);
+
+  function object_class () {
+      $this->value1 = 5;
+      $this->object_class1 = $this;
+  }
+}
+
+class no_member_class{
+//no members
+}
+
+/* class with member as object of other class */
+class contains_object_class
+{
+   var       $p = 30;
+   protected $p1 = 40;
+   private   $p2 = 50;
+   var       $class_object1;
+   public    $class_object2;
+   private   $class_object3;
+   protected $class_object4;
+   var       $no_member_class_object;
+
+   public function func() {
+     echo "func() is called \n";
+   }
+
+   function contains_object_class () {
+     $this->class_object1 = new object_class();
+     $this->class_object2 = new object_class();
+     $this->class_object3 = $this->class_object1;
+     $this->class_object4 = $this->class_object2;
+     $this->no_member_class_object = new no_member_class();
+     $this->class_object5 = $this;   //recursive reference
+   }
+}
+
+/* creating new object $obj */
+$obj = new contains_object_class(); 
+$obj1 = & $obj;  //object $obj1 references object $obj
+$obj2 = & $obj;
+$obj3 = & $obj2;
+
+/* object which is unset */
+$unset_obj = new object_class();
+unset($unset_obj);
+
+$objects = array (
+  new object_class,
+  new no_member_class,
+  $obj,
+  $obj->class_object1,
+  $obj->class_object2,
+  $obj->no_member_class_object,
+  @$temp_class_obj,  //undefined object
+  $obj2->class_object1,
+  $obj3->class_object2,
+  $obj2->class_object1->value4,
+  @$unset_obj
+);
+/* using zval_dump() to dump out the objects and its reference count */
+zval_dump($objects);
+
+$int_var = 500;
+$obj = $int_var;  //$obj is lost, $obj1,$obj2,$obj3,$obj4 = 500
+echo "\n-- Testing debug_zval_dump() on overwritten object variables --\n";
+debug_zval_dump($obj, $obj1, $obj2, $obj3);
+
+echo "\n-- Testing debug_zval_dump() on objects having circular reference --\n";
+$recursion_obj1 = new object_class();
+$recursion_obj2 = new object_class();
+$recursion_obj1->obj = &$recursion_obj2;  //circular reference
+$recursion_obj2->obj = &$recursion_obj1;  //circular reference
+debug_zval_dump($recursion_obj2);
+
+echo "Done\n";
+?>
+--EXPECTF--
+*** Testing debug_zval_dump() on objects ***
+-- Iteration 1 --
+object(object_class)#%d (6) refcount(4){
+  ["value1"]=>
+  long(5) refcount(1)
+  ["value2:private"]=>
+  long(10) refcount(5)
+  ["value3:protected"]=>
+  long(20) refcount(5)
+  ["value4"]=>
+  long(30) refcount(6)
+  ["array_var"]=>
+  array(2) refcount(5){
+    ["key1"]=>
+    long(1) refcount(1)
+    ["key2 "]=>
+    long(3) refcount(1)
+  }
+  ["object_class1"]=>
+  object(object_class)#%d (6) refcount(4){
+    ["value1"]=>
+    long(5) refcount(1)
+    ["value2:private"]=>
+    long(10) refcount(5)
+    ["value3:protected"]=>
+    long(20) refcount(5)
+    ["value4"]=>
+    long(30) refcount(6)
+    ["array_var"]=>
+    array(2) refcount(5){
+      ["key1"]=>
+      long(1) refcount(1)
+      ["key2 "]=>
+      long(3) refcount(1)
+    }
+    ["object_class1"]=>
+    *RECURSION*
+  }
+}
+-- Iteration 2 --
+object(no_member_class)#%d (0) refcount(3){
+}
+-- Iteration 3 --
+object(contains_object_class)#%d (9) refcount(3){
+  ["p"]=>
+  long(30) refcount(2)
+  ["p1:protected"]=>
+  long(40) refcount(2)
+  ["p2:private"]=>
+  long(50) refcount(2)
+  ["class_object1"]=>
+  object(object_class)#%d (6) refcount(5){
+    ["value1"]=>
+    long(5) refcount(1)
+    ["value2:private"]=>
+    long(10) refcount(5)
+    ["value3:protected"]=>
+    long(20) refcount(5)
+    ["value4"]=>
+    long(30) refcount(6)
+    ["array_var"]=>
+    array(2) refcount(5){
+      ["key1"]=>
+      long(1) refcount(1)
+      ["key2 "]=>
+      long(3) refcount(1)
+    }
+    ["object_class1"]=>
+    object(object_class)#%d (6) refcount(5){
+      ["value1"]=>
+      long(5) refcount(1)
+      ["value2:private"]=>
+      long(10) refcount(5)
+      ["value3:protected"]=>
+      long(20) refcount(5)
+      ["value4"]=>
+      long(30) refcount(6)
+      ["array_var"]=>
+      array(2) refcount(5){
+        ["key1"]=>
+        long(1) refcount(1)
+        ["key2 "]=>
+        long(3) refcount(1)
+      }
+      ["object_class1"]=>
+      *RECURSION*
+    }
+  }
+  ["class_object2"]=>
+  object(object_class)#%d (6) refcount(5){
+    ["value1"]=>
+    long(5) refcount(1)
+    ["value2:private"]=>
+    long(10) refcount(5)
+    ["value3:protected"]=>
+    long(20) refcount(5)
+    ["value4"]=>
+    long(30) refcount(6)
+    ["array_var"]=>
+    array(2) refcount(5){
+      ["key1"]=>
+      long(1) refcount(1)
+      ["key2 "]=>
+      long(3) refcount(1)
+    }
+    ["object_class1"]=>
+    object(object_class)#%d (6) refcount(5){
+      ["value1"]=>
+      long(5) refcount(1)
+      ["value2:private"]=>
+      long(10) refcount(5)
+      ["value3:protected"]=>
+      long(20) refcount(5)
+      ["value4"]=>
+      long(30) refcount(6)
+      ["array_var"]=>
+      array(2) refcount(5){
+        ["key1"]=>
+        long(1) refcount(1)
+        ["key2 "]=>
+        long(3) refcount(1)
+      }
+      ["object_class1"]=>
+      *RECURSION*
+    }
+  }
+  ["class_object3:private"]=>
+  object(object_class)#%d (6) refcount(5){
+    ["value1"]=>
+    long(5) refcount(1)
+    ["value2:private"]=>
+    long(10) refcount(5)
+    ["value3:protected"]=>
+    long(20) refcount(5)
+    ["value4"]=>
+    long(30) refcount(6)
+    ["array_var"]=>
+    array(2) refcount(5){
+      ["key1"]=>
+      long(1) refcount(1)
+      ["key2 "]=>
+      long(3) refcount(1)
+    }
+    ["object_class1"]=>
+    object(object_class)#%d (6) refcount(5){
+      ["value1"]=>
+      long(5) refcount(1)
+      ["value2:private"]=>
+      long(10) refcount(5)
+      ["value3:protected"]=>
+      long(20) refcount(5)
+      ["value4"]=>
+      long(30) refcount(6)
+      ["array_var"]=>
+      array(2) refcount(5){
+        ["key1"]=>
+        long(1) refcount(1)
+        ["key2 "]=>
+        long(3) refcount(1)
+      }
+      ["object_class1"]=>
+      *RECURSION*
+    }
+  }
+  ["class_object4:protected"]=>
+  object(object_class)#%d (6) refcount(5){
+    ["value1"]=>
+    long(5) refcount(1)
+    ["value2:private"]=>
+    long(10) refcount(5)
+    ["value3:protected"]=>
+    long(20) refcount(5)
+    ["value4"]=>
+    long(30) refcount(6)
+    ["array_var"]=>
+    array(2) refcount(5){
+      ["key1"]=>
+      long(1) refcount(1)
+      ["key2 "]=>
+      long(3) refcount(1)
+    }
+    ["object_class1"]=>
+    object(object_class)#%d (6) refcount(5){
+      ["value1"]=>
+      long(5) refcount(1)
+      ["value2:private"]=>
+      long(10) refcount(5)
+      ["value3:protected"]=>
+      long(20) refcount(5)
+      ["value4"]=>
+      long(30) refcount(6)
+      ["array_var"]=>
+      array(2) refcount(5){
+        ["key1"]=>
+        long(1) refcount(1)
+        ["key2 "]=>
+        long(3) refcount(1)
+      }
+      ["object_class1"]=>
+      *RECURSION*
+    }
+  }
+  ["no_member_class_object"]=>
+  object(no_member_class)#%d (0) refcount(2){
+  }
+  ["class_object5"]=>
+  object(contains_object_class)#%d (9) refcount(1){
+    ["p"]=>
+    long(30) refcount(2)
+    ["p1:protected"]=>
+    long(40) refcount(2)
+    ["p2:private"]=>
+    long(50) refcount(2)
+    ["class_object1"]=>
+    object(object_class)#%d (6) refcount(5){
+      ["value1"]=>
+      long(5) refcount(1)
+      ["value2:private"]=>
+      long(10) refcount(5)
+      ["value3:protected"]=>
+      long(20) refcount(5)
+      ["value4"]=>
+      long(30) refcount(6)
+      ["array_var"]=>
+      array(2) refcount(5){
+        ["key1"]=>
+        long(1) refcount(1)
+        ["key2 "]=>
+        long(3) refcount(1)
+      }
+      ["object_class1"]=>
+      object(object_class)#%d (6) refcount(5){
+        ["value1"]=>
+        long(5) refcount(1)
+        ["value2:private"]=>
+        long(10) refcount(5)
+        ["value3:protected"]=>
+        long(20) refcount(5)
+        ["value4"]=>
+        long(30) refcount(6)
+        ["array_var"]=>
+        array(2) refcount(5){
+          ["key1"]=>
+          long(1) refcount(1)
+          ["key2 "]=>
+          long(3) refcount(1)
+        }
+        ["object_class1"]=>
+        *RECURSION*
+      }
+    }
+    ["class_object2"]=>
+    object(object_class)#%d (6) refcount(5){
+      ["value1"]=>
+      long(5) refcount(1)
+      ["value2:private"]=>
+      long(10) refcount(5)
+      ["value3:protected"]=>
+      long(20) refcount(5)
+      ["value4"]=>
+      long(30) refcount(6)
+      ["array_var"]=>
+      array(2) refcount(5){
+        ["key1"]=>
+        long(1) refcount(1)
+        ["key2 "]=>
+        long(3) refcount(1)
+      }
+      ["object_class1"]=>
+      object(object_class)#%d (6) refcount(5){
+        ["value1"]=>
+        long(5) refcount(1)
+        ["value2:private"]=>
+        long(10) refcount(5)
+        ["value3:protected"]=>
+        long(20) refcount(5)
+        ["value4"]=>
+        long(30) refcount(6)
+        ["array_var"]=>
+        array(2) refcount(5){
+          ["key1"]=>
+          long(1) refcount(1)
+          ["key2 "]=>
+          long(3) refcount(1)
+        }
+        ["object_class1"]=>
+        *RECURSION*
+      }
+    }
+    ["class_object3:private"]=>
+    object(object_class)#%d (6) refcount(5){
+      ["value1"]=>
+      long(5) refcount(1)
+      ["value2:private"]=>
+      long(10) refcount(5)
+      ["value3:protected"]=>
+      long(20) refcount(5)
+      ["value4"]=>
+      long(30) refcount(6)
+      ["array_var"]=>
+      array(2) refcount(5){
+        ["key1"]=>
+        long(1) refcount(1)
+        ["key2 "]=>
+        long(3) refcount(1)
+      }
+      ["object_class1"]=>
+      object(object_class)#%d (6) refcount(5){
+        ["value1"]=>
+        long(5) refcount(1)
+        ["value2:private"]=>
+        long(10) refcount(5)
+        ["value3:protected"]=>
+        long(20) refcount(5)
+        ["value4"]=>
+        long(30) refcount(6)
+        ["array_var"]=>
+        array(2) refcount(5){
+          ["key1"]=>
+          long(1) refcount(1)
+          ["key2 "]=>
+          long(3) refcount(1)
+        }
+        ["object_class1"]=>
+        *RECURSION*
+      }
+    }
+    ["class_object4:protected"]=>
+    object(object_class)#%d (6) refcount(5){
+      ["value1"]=>
+      long(5) refcount(1)
+      ["value2:private"]=>
+      long(10) refcount(5)
+      ["value3:protected"]=>
+      long(20) refcount(5)
+      ["value4"]=>
+      long(30) refcount(6)
+      ["array_var"]=>
+      array(2) refcount(5){
+        ["key1"]=>
+        long(1) refcount(1)
+        ["key2 "]=>
+        long(3) refcount(1)
+      }
+      ["object_class1"]=>
+      object(object_class)#%d (6) refcount(5){
+        ["value1"]=>
+        long(5) refcount(1)
+        ["value2:private"]=>
+        long(10) refcount(5)
+        ["value3:protected"]=>
+        long(20) refcount(5)
+        ["value4"]=>
+        long(30) refcount(6)
+        ["array_var"]=>
+        array(2) refcount(5){
+          ["key1"]=>
+          long(1) refcount(1)
+          ["key2 "]=>
+          long(3) refcount(1)
+        }
+        ["object_class1"]=>
+        *RECURSION*
+      }
+    }
+    ["no_member_class_object"]=>
+    object(no_member_class)#%d (0) refcount(2){
+    }
+    ["class_object5"]=>
+    *RECURSION*
+  }
+}
+-- Iteration 4 --
+object(object_class)#%d (6) refcount(7){
+  ["value1"]=>
+  long(5) refcount(1)
+  ["value2:private"]=>
+  long(10) refcount(5)
+  ["value3:protected"]=>
+  long(20) refcount(5)
+  ["value4"]=>
+  long(30) refcount(6)
+  ["array_var"]=>
+  array(2) refcount(5){
+    ["key1"]=>
+    long(1) refcount(1)
+    ["key2 "]=>
+    long(3) refcount(1)
+  }
+  ["object_class1"]=>
+  object(object_class)#%d (6) refcount(7){
+    ["value1"]=>
+    long(5) refcount(1)
+    ["value2:private"]=>
+    long(10) refcount(5)
+    ["value3:protected"]=>
+    long(20) refcount(5)
+    ["value4"]=>
+    long(30) refcount(6)
+    ["array_var"]=>
+    array(2) refcount(5){
+      ["key1"]=>
+      long(1) refcount(1)
+      ["key2 "]=>
+      long(3) refcount(1)
+    }
+    ["object_class1"]=>
+    *RECURSION*
+  }
+}
+-- Iteration 5 --
+object(object_class)#%d (6) refcount(7){
+  ["value1"]=>
+  long(5) refcount(1)
+  ["value2:private"]=>
+  long(10) refcount(5)
+  ["value3:protected"]=>
+  long(20) refcount(5)
+  ["value4"]=>
+  long(30) refcount(6)
+  ["array_var"]=>
+  array(2) refcount(5){
+    ["key1"]=>
+    long(1) refcount(1)
+    ["key2 "]=>
+    long(3) refcount(1)
+  }
+  ["object_class1"]=>
+  object(object_class)#%d (6) refcount(7){
+    ["value1"]=>
+    long(5) refcount(1)
+    ["value2:private"]=>
+    long(10) refcount(5)
+    ["value3:protected"]=>
+    long(20) refcount(5)
+    ["value4"]=>
+    long(30) refcount(6)
+    ["array_var"]=>
+    array(2) refcount(5){
+      ["key1"]=>
+      long(1) refcount(1)
+      ["key2 "]=>
+      long(3) refcount(1)
+    }
+    ["object_class1"]=>
+    *RECURSION*
+  }
+}
+-- Iteration 6 --
+object(no_member_class)#%d (0) refcount(4){
+}
+-- Iteration 7 --
+NULL refcount(1)
+-- Iteration 8 --
+object(object_class)#%d (6) refcount(7){
+  ["value1"]=>
+  long(5) refcount(1)
+  ["value2:private"]=>
+  long(10) refcount(5)
+  ["value3:protected"]=>
+  long(20) refcount(5)
+  ["value4"]=>
+  long(30) refcount(6)
+  ["array_var"]=>
+  array(2) refcount(5){
+    ["key1"]=>
+    long(1) refcount(1)
+    ["key2 "]=>
+    long(3) refcount(1)
+  }
+  ["object_class1"]=>
+  object(object_class)#%d (6) refcount(7){
+    ["value1"]=>
+    long(5) refcount(1)
+    ["value2:private"]=>
+    long(10) refcount(5)
+    ["value3:protected"]=>
+    long(20) refcount(5)
+    ["value4"]=>
+    long(30) refcount(6)
+    ["array_var"]=>
+    array(2) refcount(5){
+      ["key1"]=>
+      long(1) refcount(1)
+      ["key2 "]=>
+      long(3) refcount(1)
+    }
+    ["object_class1"]=>
+    *RECURSION*
+  }
+}
+-- Iteration 9 --
+object(object_class)#%d (6) refcount(7){
+  ["value1"]=>
+  long(5) refcount(1)
+  ["value2:private"]=>
+  long(10) refcount(5)
+  ["value3:protected"]=>
+  long(20) refcount(5)
+  ["value4"]=>
+  long(30) refcount(6)
+  ["array_var"]=>
+  array(2) refcount(5){
+    ["key1"]=>
+    long(1) refcount(1)
+    ["key2 "]=>
+    long(3) refcount(1)
+  }
+  ["object_class1"]=>
+  object(object_class)#%d (6) refcount(7){
+    ["value1"]=>
+    long(5) refcount(1)
+    ["value2:private"]=>
+    long(10) refcount(5)
+    ["value3:protected"]=>
+    long(20) refcount(5)
+    ["value4"]=>
+    long(30) refcount(6)
+    ["array_var"]=>
+    array(2) refcount(5){
+      ["key1"]=>
+      long(1) refcount(1)
+      ["key2 "]=>
+      long(3) refcount(1)
+    }
+    ["object_class1"]=>
+    *RECURSION*
+  }
+}
+-- Iteration 10 --
+long(30) refcount(8)
+-- Iteration 11 --
+NULL refcount(1)
+
+-- Testing debug_zval_dump() on overwritten object variables --
+long(500) refcount(1)
+long(500) refcount(1)
+long(500) refcount(1)
+long(500) refcount(1)
+
+-- Testing debug_zval_dump() on objects having circular reference --
+object(object_class)#%d (7) refcount(1){
+  ["value1"]=>
+  long(5) refcount(1)
+  ["value2:private"]=>
+  long(10) refcount(7)
+  ["value3:protected"]=>
+  long(20) refcount(7)
+  ["value4"]=>
+  long(30) refcount(8)
+  ["array_var"]=>
+  array(2) refcount(7){
+    ["key1"]=>
+    long(1) refcount(1)
+    ["key2 "]=>
+    long(3) refcount(1)
+  }
+  ["object_class1"]=>
+  object(object_class)#%d (7) refcount(1){
+    ["value1"]=>
+    long(5) refcount(1)
+    ["value2:private"]=>
+    long(10) refcount(7)
+    ["value3:protected"]=>
+    long(20) refcount(7)
+    ["value4"]=>
+    long(30) refcount(8)
+    ["array_var"]=>
+    array(2) refcount(7){
+      ["key1"]=>
+      long(1) refcount(1)
+      ["key2 "]=>
+      long(3) refcount(1)
+    }
+    ["object_class1"]=>
+    *RECURSION*
+    ["obj"]=>
+    &object(object_class)#%d (7) refcount(2){
+      ["value1"]=>
+      long(5) refcount(1)
+      ["value2:private"]=>
+      long(10) refcount(7)
+      ["value3:protected"]=>
+      long(20) refcount(7)
+      ["value4"]=>
+      long(30) refcount(8)
+      ["array_var"]=>
+      array(2) refcount(7){
+        ["key1"]=>
+        long(1) refcount(1)
+        ["key2 "]=>
+        long(3) refcount(1)
+      }
+      ["object_class1"]=>
+      object(object_class)#%d (7) refcount(1){
+        ["value1"]=>
+        long(5) refcount(1)
+        ["value2:private"]=>
+        long(10) refcount(7)
+        ["value3:protected"]=>
+        long(20) refcount(7)
+        ["value4"]=>
+        long(30) refcount(8)
+        ["array_var"]=>
+        array(2) refcount(7){
+          ["key1"]=>
+          long(1) refcount(1)
+          ["key2 "]=>
+          long(3) refcount(1)
+        }
+        ["object_class1"]=>
+        *RECURSION*
+        ["obj"]=>
+        *RECURSION*
+      }
+      ["obj"]=>
+      *RECURSION*
+    }
+  }
+  ["obj"]=>
+  &object(object_class)#%d (7) refcount(2){
+    ["value1"]=>
+    long(5) refcount(1)
+    ["value2:private"]=>
+    long(10) refcount(7)
+    ["value3:protected"]=>
+    long(20) refcount(7)
+    ["value4"]=>
+    long(30) refcount(8)
+    ["array_var"]=>
+    array(2) refcount(7){
+      ["key1"]=>
+      long(1) refcount(1)
+      ["key2 "]=>
+      long(3) refcount(1)
+    }
+    ["object_class1"]=>
+    object(object_class)#%d (7) refcount(1){
+      ["value1"]=>
+      long(5) refcount(1)
+      ["value2:private"]=>
+      long(10) refcount(7)
+      ["value3:protected"]=>
+      long(20) refcount(7)
+      ["value4"]=>
+      long(30) refcount(8)
+      ["array_var"]=>
+      array(2) refcount(7){
+        ["key1"]=>
+        long(1) refcount(1)
+        ["key2 "]=>
+        long(3) refcount(1)
+      }
+      ["object_class1"]=>
+      *RECURSION*
+      ["obj"]=>
+      &object(object_class)#%d (7) refcount(2){
+        ["value1"]=>
+        long(5) refcount(1)
+        ["value2:private"]=>
+        long(10) refcount(7)
+        ["value3:protected"]=>
+        long(20) refcount(7)
+        ["value4"]=>
+        long(30) refcount(8)
+        ["array_var"]=>
+        array(2) refcount(7){
+          ["key1"]=>
+          long(1) refcount(1)
+          ["key2 "]=>
+          long(3) refcount(1)
+        }
+        ["object_class1"]=>
+        *RECURSION*
+        ["obj"]=>
+        *RECURSION*
+      }
+    }
+    ["obj"]=>
+    &object(object_class)#%d (7) refcount(2){
+      ["value1"]=>
+      long(5) refcount(1)
+      ["value2:private"]=>
+      long(10) refcount(7)
+      ["value3:protected"]=>
+      long(20) refcount(7)
+      ["value4"]=>
+      long(30) refcount(8)
+      ["array_var"]=>
+      array(2) refcount(7){
+        ["key1"]=>
+        long(1) refcount(1)
+        ["key2 "]=>
+        long(3) refcount(1)
+      }
+      ["object_class1"]=>
+      *RECURSION*
+      ["obj"]=>
+      &object(object_class)#%d (7) refcount(2){
+        ["value1"]=>
+        long(5) refcount(1)
+        ["value2:private"]=>
+        long(10) refcount(7)
+        ["value3:protected"]=>
+        long(20) refcount(7)
+        ["value4"]=>
+        long(30) refcount(8)
+        ["array_var"]=>
+        array(2) refcount(7){
+          ["key1"]=>
+          long(1) refcount(1)
+          ["key2 "]=>
+          long(3) refcount(1)
+        }
+        ["object_class1"]=>
+        *RECURSION*
+        ["obj"]=>
+        *RECURSION*
+      }
+    }
+  }
+}
+Done
diff --git a/ext/standard/tests/general_functions/debug_zval_dump_v.phpt b/ext/standard/tests/general_functions/debug_zval_dump_v.phpt
new file mode 100644
index 0000000000..507950b969
--- /dev/null
+++ b/ext/standard/tests/general_functions/debug_zval_dump_v.phpt
@@ -0,0 +1,213 @@
+--TEST--
+Test debug_zval_dump() function : usage variations
+--FILE--
+<?php
+/* Prototype: void debug_zval_dump ( mixed $variable );
+   Description: Dumps a string representation of an internal zend value 
+                to output.
+*/
+
+echo "*** Testing debug_zval_dump() on functions ***\n";
+echo "--- Variation 1: global variable inside a function ---\n";
+$global_var = 10;  //declaring global variable
+
+/* function to dump reference count of global variable,$global_var
+   and local variable,$local_var */
+function dump_globalvar( &$local_var ) {
+  global $global_var;
+  echo "\n-- Value of local variable inside dump_globalvar() --\n";
+  debug_zval_dump( $local_var );
+  echo "\n-- Value of global variable inside dump_globalvar() --\n";
+  debug_zval_dump( $global_var );
+}
+/* dump value and reference count of $global_var using debug_zval_dump() */
+echo "\n-- Value of global variable, before calling dump_globalvar() --\n";
+debug_zval_dump( $global_var );
+
+/* calling function dump_globalvar() to check the reference count of local
+   and global variables inside the function */
+dump_globalvar( $global_var );
+
+/* dump value and reference count of $global_var after exiting function
+   dump_globalvar();
+   expected: reference count of $global_var should remain the same as
+             before calling dump_globalvar() function */
+echo "\n-- Value of global variable, after exiting dump_globalvar() --\n";
+debug_zval_dump( $global_var );
+
+echo "\n--- Variation 2: one variable references another ---\n";
+$first_var = 10;
+/* dump value and reference count of $first_var */
+echo "\n-- Value of \$first_var: --\n";
+debug_zval_dump($first_var);
+
+/* $ref_first_var references $first_var */
+$ref_first_var = &$var_1;
+
+echo "\n-- Value of \$ref_first_var --\n";
+debug_zval_dump($ref_first_var);
+echo "\n-- Value of \$first_var --\n";
+debug_zval_dump($first_var);
+
+unset($ref_first_var); 
+
+/* dump value and reference count of $first_var, $ref_first_var
+   here $ref_first_var is unset */
+echo "\n-- Value of \$ref_first_var --\n";
+debug_zval_dump($ref_first_var);
+echo "\n-- Value of \$first_var --\n";
+debug_zval_dump($first_var);
+
+echo "\n--- Variation 3: multiple references of variables ---\n";
+$var_1 = 10;
+$var_2 = &$var_1;
+$var_3 = &$var_2;
+echo "\n-- Value of \$var_1: (before referencing) --\n";
+debug_zval_dump($var_1);
+echo "\n-- Value of \$var_2: (referencing var_1) --\n";
+debug_zval_dump($var_2);
+echo "\n-- Value of \$var_3: (referencing var_2) --\n";
+debug_zval_dump($var_3);
+
+/* unsetting $var_3 */
+unset($var_3);
+echo "\n-- Value of \$var_3: (after unsetting var_3) --\n"; 
+debug_zval_dump($var_3);
+echo "\n-- Value of \$var_2: --\n";
+debug_zval_dump($var_2);
+echo "\n-- Value of \$var_3: --\n";
+debug_zval_dump($var_1);
+
+/* unsetting $var_1 */
+unset($var_1);
+echo "\n-- Value of \$var_1: (after unsetting variable_1) --\n";
+debug_zval_dump($var_1);
+echo "\n-- Value of \$var_2: --\n";
+debug_zval_dump($var_2);
+
+echo "\n*** Testing debug_zval_dump() on miscelleneous input arguments ***\n";
+/* unset a variable */
+$unset_var = 10.5;
+unset($unset_var);
+
+$misc_values = array (
+  /* nulls */
+  NULL,
+  null,
+  
+  /* unset variable */
+  @$unset_var,
+
+  /* undefined variable */
+  @$undef_var,
+
+ /* mixed types */
+  @TRUE123,
+  "123string",
+  "string123",
+  "NULLstring"
+);
+/* loop to display the variables and its reference count using
+    debug_zval_dump() */
+$counter = 1;
+foreach( $misc_values as $value ) {
+  echo "-- Iteration $counter --\n";
+  debug_zval_dump( $value );
+  debug_zval_dump( &$value );
+  $counter++;
+}
+
+echo "Done\n";
+?>
+
+--EXPECTF--
+*** Testing debug_zval_dump() on functions ***
+--- Variation 1: global variable inside a function ---
+
+-- Value of global variable, before calling dump_globalvar() --
+long(10) refcount(2)
+
+-- Value of local variable inside dump_globalvar() --
+long(10) refcount(1)
+
+-- Value of global variable inside dump_globalvar() --
+long(10) refcount(1)
+
+-- Value of global variable, after exiting dump_globalvar() --
+long(10) refcount(2)
+
+--- Variation 2: one variable references another ---
+
+-- Value of $first_var: --
+long(10) refcount(2)
+
+-- Value of $ref_first_var --
+NULL refcount(1)
+
+-- Value of $first_var --
+long(10) refcount(2)
+
+-- Value of $ref_first_var --
+
+Notice: Undefined variable: ref_first_var in %s on line %d
+NULL refcount(1)
+
+-- Value of $first_var --
+long(10) refcount(2)
+
+--- Variation 3: multiple references of variables ---
+
+-- Value of $var_1: (before referencing) --
+long(10) refcount(1)
+
+-- Value of $var_2: (referencing var_1) --
+long(10) refcount(1)
+
+-- Value of $var_3: (referencing var_2) --
+long(10) refcount(1)
+
+-- Value of $var_3: (after unsetting var_3) --
+
+Notice: Undefined variable: var_3 in %s on line %d
+NULL refcount(1)
+
+-- Value of $var_2: --
+long(10) refcount(1)
+
+-- Value of $var_3: --
+long(10) refcount(1)
+
+-- Value of $var_1: (after unsetting variable_1) --
+
+Notice: Undefined variable: var_1 in %s on line %d
+NULL refcount(1)
+
+-- Value of $var_2: --
+long(10) refcount(2)
+
+*** Testing debug_zval_dump() on miscelleneous input arguments ***
+-- Iteration 1 --
+NULL refcount(3)
+&NULL refcount(2)
+-- Iteration 2 --
+NULL refcount(3)
+&NULL refcount(2)
+-- Iteration 3 --
+NULL refcount(1)
+&NULL refcount(2)
+-- Iteration 4 --
+NULL refcount(1)
+&NULL refcount(2)
+-- Iteration 5 --
+string(7) "TRUE123" refcount(3)
+&string(7) "TRUE123" refcount(2)
+-- Iteration 6 --
+string(9) "123string" refcount(3)
+&string(9) "123string" refcount(2)
+-- Iteration 7 --
+string(9) "string123" refcount(3)
+&string(9) "string123" refcount(2)
+-- Iteration 8 --
+string(10) "NULLstring" refcount(3)
+&string(10) "NULLstring" refcount(2)
+Done
diff --git a/ext/standard/tests/general_functions/is_array.phpt b/ext/standard/tests/general_functions/is_array.phpt
new file mode 100644
index 0000000000..bb240518c3
--- /dev/null
+++ b/ext/standard/tests/general_functions/is_array.phpt
@@ -0,0 +1,215 @@
+--TEST--
+Test is_array() function
+--FILE--
+<?php
+/* Prototype: bool is_array ( mixed $var );
+ * Description: Finds whether the given variable is an array
+ */
+
+echo "*** Testing is_array() on different type of arrays ***\n";
+/* different types of arrays */
+$arrays = array(
+  array(),
+  array(NULL),
+  array(null),
+  array(true),
+  array(""),
+  array(''),
+  array(array(), array()),
+  array(array(1, 2), array('a', 'b')),
+  array(1 => 'One'),
+  array("test" => "is_array"),
+  array(0),
+  array(-1),
+  array(10.5, 5.6),
+  array("string", "test"),
+  array('string', 'test')
+);
+/* loop to check that is_array() recognizes different 
+   type of arrays, expected output bool(true) */
+$loop_counter = 1;
+foreach ($arrays as $var_array ) {
+  echo "-- Iteration $loop_counter --\n"; $loop_counter++;
+  var_dump( is_array ($var_array) );
+}
+
+echo "\n*** Testing is_array() on non array types ***\n";
+
+// get a resource type variable
+$fp = fopen (__FILE__, "r");
+$dfp = opendir ( dirname(__FILE__) );
+
+// unset variables 
+$unset_array = array(10);
+unset($unset_array);
+
+// other types in a array 
+$varient_arrays = array (
+  /* integers */
+  543915, 
+  -5322,
+  0x55F,
+  -0xCCF,
+  123,
+  -0654,
+
+  /* strings */
+  "",  
+  '',
+  "0",
+  '0',
+  'string',
+  "string",
+
+  /* floats */
+  10.0000000000000000005,
+  .5e6,
+  -.5E7,
+  .5E+8,
+  -.5e+90,
+  1e5,
+  
+  /* objects */
+  new stdclass, 
+  
+  /* resources */
+  $fp, 
+  $dfp, 
+
+  /* nulls */
+  null,  
+  NULL,
+
+  /* boolean */
+  true, 
+  TRUE,
+  FALSE,
+  false,
+
+  /* unset/undefined arrays  */
+  @$unset_array,
+  @$undefined_array
+);
+/* loop through the $varient_array to see working of 
+   is_array() on non array types, expected output bool(false) */
+$loop_counter = 1;
+foreach ($varient_arrays as $type ) {
+  echo "-- Iteration $loop_counter --\n"; $loop_counter++;
+  var_dump( is_array ($type) );
+}
+
+echo "\n*** Testing error conditions ***\n";
+//Zero argument
+var_dump( is_array() );
+
+//arguments more than expected 
+var_dump( is_array ($fp, $fp) );
+ 
+echo "Done\n";
+?>
+--CLEAN--
+/* close resources */
+fclose($fp);
+closedir($dfp);
+
+--EXPECTF--
+*** Testing is_array() on different type of arrays ***
+-- Iteration 1 --
+bool(true)
+-- Iteration 2 --
+bool(true)
+-- Iteration 3 --
+bool(true)
+-- Iteration 4 --
+bool(true)
+-- Iteration 5 --
+bool(true)
+-- Iteration 6 --
+bool(true)
+-- Iteration 7 --
+bool(true)
+-- Iteration 8 --
+bool(true)
+-- Iteration 9 --
+bool(true)
+-- Iteration 10 --
+bool(true)
+-- Iteration 11 --
+bool(true)
+-- Iteration 12 --
+bool(true)
+-- Iteration 13 --
+bool(true)
+-- Iteration 14 --
+bool(true)
+-- Iteration 15 --
+bool(true)
+
+*** Testing is_array() on non array types ***
+-- Iteration 1 --
+bool(false)
+-- Iteration 2 --
+bool(false)
+-- Iteration 3 --
+bool(false)
+-- Iteration 4 --
+bool(false)
+-- Iteration 5 --
+bool(false)
+-- Iteration 6 --
+bool(false)
+-- Iteration 7 --
+bool(false)
+-- Iteration 8 --
+bool(false)
+-- Iteration 9 --
+bool(false)
+-- Iteration 10 --
+bool(false)
+-- Iteration 11 --
+bool(false)
+-- Iteration 12 --
+bool(false)
+-- Iteration 13 --
+bool(false)
+-- Iteration 14 --
+bool(false)
+-- Iteration 15 --
+bool(false)
+-- Iteration 16 --
+bool(false)
+-- Iteration 17 --
+bool(false)
+-- Iteration 18 --
+bool(false)
+-- Iteration 19 --
+bool(false)
+-- Iteration 20 --
+bool(false)
+-- Iteration 21 --
+bool(false)
+-- Iteration 22 --
+bool(false)
+-- Iteration 23 --
+bool(false)
+-- Iteration 24 --
+bool(false)
+-- Iteration 25 --
+bool(false)
+-- Iteration 26 --
+bool(false)
+-- Iteration 27 --
+bool(false)
+-- Iteration 28 --
+bool(false)
+-- Iteration 29 --
+bool(false)
+
+*** Testing error conditions ***
+
+Warning: is_array(): Only one argument expected in %s on line %d
+bool(false)
+
+Warning: is_array(): Only one argument expected in %s on line %d
+bool(false)
+Done
diff --git a/ext/standard/tests/general_functions/is_bool.phpt b/ext/standard/tests/general_functions/is_bool.phpt
new file mode 100644
index 0000000000..9ef60d4b4e
--- /dev/null
+++ b/ext/standard/tests/general_functions/is_bool.phpt
@@ -0,0 +1,295 @@
+--TEST--
+Test is_bool() function
+--FILE--
+<?php
+/* Prototype: bool is_bool ( mixed $var );
+ * Description: Finds whether the given variable is a boolean  
+ */
+
+echo "*** Testing is_bool() with valid boolean values ***\n";
+// different valid  boolean vlaues 
+$valid_bools = array(
+  TRUE,
+  FALSE,
+  true,
+  false,
+);
+/* loop to check that is_bool() recognizes different 
+   bool values, expected output: bool(true) */
+$loop_counter = 1;
+foreach ($valid_bools as $bool_val ) {
+  echo "-- Iteration $loop_counter --\n"; $loop_counter++; 
+  var_dump( is_bool($bool_val) );
+}
+
+echo "\n*** Testing is_bool() on non boolean values ***\n";
+
+// get a resource type variable
+$fp = fopen (__FILE__, "r");
+$dfp = opendir ( dirname(__FILE__) );
+
+// unset variable
+$unset_bool1 = true;
+$unset_bool2 = false;
+$unset_var = 0;
+unset ($unset_bool1);
+unset ($unset_bool2);
+unset ($unset_var);
+
+// other types in a array 
+$not_bool_types = array (
+  /* integers */
+  0,
+  1,
+  -1,
+  -0,
+  543915,
+  -5322,
+  0x0,
+  0x1,
+  0x55F,
+  -0xCCF,
+  0123,
+  -0654,
+  00,
+  01,
+
+  /* strings */
+  "",
+  '',
+  "0",
+  '0',
+  "1",
+  '1',
+  'string',
+  "string",
+  "true",
+  "false",
+  "FALSE",
+  "TRUE",
+  'true',
+  'false',
+  'FALSE',
+  'TRUE',
+  "NULL",
+  "null",
+
+  /* floats */
+  0.0,
+  1.0,
+  -1.0,
+  10.0000000000000000005,
+  .5e6,
+  -.5E7,
+  .5E+8,
+  -.5e+90,
+  1e5,
+  -1e5,
+  1E5,
+  -1E7,
+
+  /* objects */
+  new stdclass,
+
+  /* resources */
+  $fp,
+  $dfp,
+
+  /* nulls */
+  null,
+  NULL,
+  
+  /* arrays */
+  array(),
+  array(0),
+  array(1),
+  array(NULL),
+  array(null),
+  array("string"),
+  array(true),
+  array(TRUE),
+  array(false),
+  array(FALSE),
+  array(1,2,3,4),
+  array(1 => "One", "two" => 2),
+
+  /* unset bool vars and undefined var */
+  @$unset_bool1, 
+  @$unset_bool2, 
+  @$unset_var, 
+  @$undefined_var
+);
+/* loop through the $not_bool_types to see working of 
+   is_bool() on non bull types, expected output: bool(false) */
+$loop_counter = 1;
+foreach ($not_bool_types as $type ) {
+  echo "-- Iteration $loop_counter --\n"; $loop_counter++; 
+  var_dump( is_bool($type) );
+}
+
+echo "\n*** Testing error conditions ***\n";
+//Zero argument
+var_dump( is_bool() );
+
+//arguments more than expected 
+var_dump( is_bool(TRUE, FALSE) );
+ 
+echo "Done\n";
+?>
+
+--CLEAN--
+// close resources
+fclose($fp);
+closedir($dfp);
+
+--EXPECTF--
+*** Testing is_bool() with valid boolean values ***
+-- Iteration 1 --
+bool(true)
+-- Iteration 2 --
+bool(true)
+-- Iteration 3 --
+bool(true)
+-- Iteration 4 --
+bool(true)
+
+*** Testing is_bool() on non boolean values ***
+-- Iteration 1 --
+bool(false)
+-- Iteration 2 --
+bool(false)
+-- Iteration 3 --
+bool(false)
+-- Iteration 4 --
+bool(false)
+-- Iteration 5 --
+bool(false)
+-- Iteration 6 --
+bool(false)
+-- Iteration 7 --
+bool(false)
+-- Iteration 8 --
+bool(false)
+-- Iteration 9 --
+bool(false)
+-- Iteration 10 --
+bool(false)
+-- Iteration 11 --
+bool(false)
+-- Iteration 12 --
+bool(false)
+-- Iteration 13 --
+bool(false)
+-- Iteration 14 --
+bool(false)
+-- Iteration 15 --
+bool(false)
+-- Iteration 16 --
+bool(false)
+-- Iteration 17 --
+bool(false)
+-- Iteration 18 --
+bool(false)
+-- Iteration 19 --
+bool(false)
+-- Iteration 20 --
+bool(false)
+-- Iteration 21 --
+bool(false)
+-- Iteration 22 --
+bool(false)
+-- Iteration 23 --
+bool(false)
+-- Iteration 24 --
+bool(false)
+-- Iteration 25 --
+bool(false)
+-- Iteration 26 --
+bool(false)
+-- Iteration 27 --
+bool(false)
+-- Iteration 28 --
+bool(false)
+-- Iteration 29 --
+bool(false)
+-- Iteration 30 --
+bool(false)
+-- Iteration 31 --
+bool(false)
+-- Iteration 32 --
+bool(false)
+-- Iteration 33 --
+bool(false)
+-- Iteration 34 --
+bool(false)
+-- Iteration 35 --
+bool(false)
+-- Iteration 36 --
+bool(false)
+-- Iteration 37 --
+bool(false)
+-- Iteration 38 --
+bool(false)
+-- Iteration 39 --
+bool(false)
+-- Iteration 40 --
+bool(false)
+-- Iteration 41 --
+bool(false)
+-- Iteration 42 --
+bool(false)
+-- Iteration 43 --
+bool(false)
+-- Iteration 44 --
+bool(false)
+-- Iteration 45 --
+bool(false)
+-- Iteration 46 --
+bool(false)
+-- Iteration 47 --
+bool(false)
+-- Iteration 48 --
+bool(false)
+-- Iteration 49 --
+bool(false)
+-- Iteration 50 --
+bool(false)
+-- Iteration 51 --
+bool(false)
+-- Iteration 52 --
+bool(false)
+-- Iteration 53 --
+bool(false)
+-- Iteration 54 --
+bool(false)
+-- Iteration 55 --
+bool(false)
+-- Iteration 56 --
+bool(false)
+-- Iteration 57 --
+bool(false)
+-- Iteration 58 --
+bool(false)
+-- Iteration 59 --
+bool(false)
+-- Iteration 60 --
+bool(false)
+-- Iteration 61 --
+bool(false)
+-- Iteration 62 --
+bool(false)
+-- Iteration 63 --
+bool(false)
+-- Iteration 64 --
+bool(false)
+-- Iteration 65 --
+bool(false)
+
+*** Testing error conditions ***
+
+Warning: is_bool(): Only one argument expected in %s on line %d
+bool(false)
+
+Warning: is_bool(): Only one argument expected in %s on line %d
+bool(false)
+Done
diff --git a/ext/standard/tests/general_functions/is_float.phpt b/ext/standard/tests/general_functions/is_float.phpt
new file mode 100644
index 0000000000..b30f06e7d2
--- /dev/null
+++ b/ext/standard/tests/general_functions/is_float.phpt
@@ -0,0 +1,437 @@
+--TEST--
+Test is_float() & it's FALIASes: is_double() & is_real() functions
+--FILE--
+<?php
+/* Prototype: bool is_float ( mixed $var );
+ * Description: Finds whether the given variable is a float 
+ */ 
+
+echo "*** Testing is_float(), is_double() and is_real() with float values***\n";
+// different valid  float vlaues 
+$floats = array(
+  -2147483649, // float value
+  2147483648,  // float value
+  -0x80000001, // float value, beyond max negative int
+  0x800000001, // float value, beyond max positive int
+  020000000001, // float value, beyond max positive int
+  -020000000001, // float value, beyond max negative int
+  0.0,
+  -0.1,
+  10.0000000000000000005,
+  10.5e+5,
+  1e5,
+  -1e5,
+  1e-5,
+  -1e-5,
+  1e+5,
+  -1e+5,
+  1E5,
+  -1E5,
+  1E+5,
+  -1E+5,
+  1E-5,
+  -1E-5,
+  .5e+7,
+  -.5e+7,
+  .6e-19,
+  -.6e-19,
+  .05E+44,
+  -.05E+44,
+  .0034E-30,
+  -.0034E-30
+);
+/* loop to check that is_float(), is_double() & is_real() recognizes
+   different float values, expected: bool(true)  */
+$loop_counter = 1;
+foreach ($floats as $float ) {
+  echo "-- Iteration $loop_counter --\n"; $loop_counter++;
+  var_dump( is_float($float) );
+  var_dump( is_double($float) );
+  var_dump( is_real($float) );
+}
+
+echo "\n*** Testing is_float(), is_double() & is_real() with non float values ***\n";
+// get a resource type variable
+$fp = fopen (__FILE__, "r");
+$dfp = opendir ( dirname(__FILE__) );
+
+// unset variable
+$unset_var = 10;
+unset ($unset_var);
+
+// non_scalar values, objects, arrays, resources and boolean 
+class foo
+{
+  var $array = array(10.5);
+};
+$object = new foo();
+
+$not_floats = array (
+  new foo, //object
+  $object,  
+
+  $fp,  // resource
+  $dfp,
+
+  array(),  // arrays
+  array(NULL),
+  array(0.5e10),
+  array(1,2,3,4),
+  array("string"),
+
+  NULL,  // nulls
+  null,
+
+  true,  // boolean
+  TRUE,
+  false,
+  FALSE,
+  
+  "",  // strings
+  '',
+  "0",
+  '0',
+  "0.0",
+  '0.0',
+  '0.5',
+  "-0.5",
+  "1e5",
+  '1e5',
+  '1.5e6_string',
+  "1.5e6_string",
+ 
+  1,  // integers, hex and octal
+  -1,
+  0,
+  12345,
+  0xFF55,
+  -0x673,
+  0123,
+  -0123,
+   
+  @$unset_var,  // unset variable
+  @$undefined_var
+);
+/* loop through the $not_floats to see working of 
+   is_float(), is_double() & is_real() on objects,
+    arrays, boolean and others */
+$loop_counter = 1;
+foreach ($not_floats as $value ) {
+  echo "--Iteration $loop_counter--\n"; $loop_counter++;
+  var_dump( is_float($value) );
+  var_dump( is_double($value) );
+  var_dump( is_real($value) );
+}
+
+echo "\n*** Testing error conditions ***\n";
+//Zero argument
+var_dump( is_float() );
+var_dump( is_double() );
+var_dump( is_real() );
+
+//arguments more than expected 
+var_dump( is_float( $floats[0], $floats[1]) );
+var_dump( is_double( $floats[0], $floats[1]) );
+var_dump( is_real( $floats[0], $floats[1]) );
+ 
+echo "Done\n";
+?>
+
+--CLEAN--
+// close the resources used 
+fclose($fp);
+closedir($dfp);
+
+--EXPECTF--
+*** Testing is_float(), is_double() and is_real() with float values***
+-- Iteration 1 --
+bool(true)
+bool(true)
+bool(true)
+-- Iteration 2 --
+bool(true)
+bool(true)
+bool(true)
+-- Iteration 3 --
+bool(true)
+bool(true)
+bool(true)
+-- Iteration 4 --
+bool(true)
+bool(true)
+bool(true)
+-- Iteration 5 --
+bool(true)
+bool(true)
+bool(true)
+-- Iteration 6 --
+bool(true)
+bool(true)
+bool(true)
+-- Iteration 7 --
+bool(true)
+bool(true)
+bool(true)
+-- Iteration 8 --
+bool(true)
+bool(true)
+bool(true)
+-- Iteration 9 --
+bool(true)
+bool(true)
+bool(true)
+-- Iteration 10 --
+bool(true)
+bool(true)
+bool(true)
+-- Iteration 11 --
+bool(true)
+bool(true)
+bool(true)
+-- Iteration 12 --
+bool(true)
+bool(true)
+bool(true)
+-- Iteration 13 --
+bool(true)
+bool(true)
+bool(true)
+-- Iteration 14 --
+bool(true)
+bool(true)
+bool(true)
+-- Iteration 15 --
+bool(true)
+bool(true)
+bool(true)
+-- Iteration 16 --
+bool(true)
+bool(true)
+bool(true)
+-- Iteration 17 --
+bool(true)
+bool(true)
+bool(true)
+-- Iteration 18 --
+bool(true)
+bool(true)
+bool(true)
+-- Iteration 19 --
+bool(true)
+bool(true)
+bool(true)
+-- Iteration 20 --
+bool(true)
+bool(true)
+bool(true)
+-- Iteration 21 --
+bool(true)
+bool(true)
+bool(true)
+-- Iteration 22 --
+bool(true)
+bool(true)
+bool(true)
+-- Iteration 23 --
+bool(true)
+bool(true)
+bool(true)
+-- Iteration 24 --
+bool(true)
+bool(true)
+bool(true)
+-- Iteration 25 --
+bool(true)
+bool(true)
+bool(true)
+-- Iteration 26 --
+bool(true)
+bool(true)
+bool(true)
+-- Iteration 27 --
+bool(true)
+bool(true)
+bool(true)
+-- Iteration 28 --
+bool(true)
+bool(true)
+bool(true)
+-- Iteration 29 --
+bool(true)
+bool(true)
+bool(true)
+-- Iteration 30 --
+bool(true)
+bool(true)
+bool(true)
+
+*** Testing is_float(), is_double() & is_real() with non float values ***
+--Iteration 1--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 2--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 3--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 4--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 5--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 6--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 7--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 8--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 9--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 10--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 11--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 12--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 13--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 14--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 15--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 16--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 17--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 18--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 19--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 20--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 21--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 22--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 23--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 24--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 25--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 26--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 27--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 28--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 29--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 30--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 31--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 32--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 33--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 34--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 35--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 36--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 37--
+bool(false)
+bool(false)
+bool(false)
+
+*** Testing error conditions ***
+
+Warning: is_float(): Only one argument expected in %s on line %d
+bool(false)
+
+Warning: is_double(): Only one argument expected in %s on line %d
+bool(false)
+
+Warning: is_real(): Only one argument expected in %s on line %d
+bool(false)
+
+Warning: is_float(): Only one argument expected in %s on line %d
+bool(false)
+
+Warning: is_double(): Only one argument expected in %s on line %d
+bool(false)
+
+Warning: is_real(): Only one argument expected in %s on line %d
+bool(false)
+Done
diff --git a/ext/standard/tests/general_functions/is_int.phpt b/ext/standard/tests/general_functions/is_int.phpt
new file mode 100644
index 0000000000..fb9aec39c7
--- /dev/null
+++ b/ext/standard/tests/general_functions/is_int.phpt
@@ -0,0 +1,462 @@
+--TEST--
+Test is_int() & it's FALIASes: is_long() & is_integer() functions
+--FILE--
+<?php
+/* Prototype: bool is_int ( mixed $var );
+ * Description: Finds whether the given variable is an integer  
+ */
+
+echo "*** Testing is_int(), is_integer() & is_long()  with valid integer values ***\n";
+// different valid  integer vlaues 
+$valid_ints = array(
+  0,
+  1,
+  -1,
+  -2147483648, // max negative integer value
+  -2147483647, 
+  2147483647,  // max positive integer value
+  2147483640,
+  0x123B,      // integer as hexadecimal
+  0x12ab,
+  0Xfff,
+  0XFA,
+  -0x80000000, // max negative integer as hexadecimal
+  0x7fffffff,  // max postive integer as hexadecimal
+  0x7FFFFFFF,  // max postive integer as hexadecimal
+  0123,        // integer as octal
+  01912,       // should be quivalent to octal 1
+  -020000000000, // max negative integer as octal
+  017777777777,  // max positive integer as octal
+);
+/* loop to check that is_int() recognizes different 
+   integer values, expected output: bool(true) */
+$loop_counter = 1;
+foreach ($valid_ints as $int_val ) {
+   echo "--Iteration $loop_counter--\n"; $loop_counter++;   
+   var_dump( is_int($int_val) );
+   var_dump( is_integer($int_val) );
+   var_dump( is_long($int_val) );
+}
+
+echo "\n*** Testing is_int(), is_integer() & is_long() with  non integer values ***\n";
+
+// resource type variable
+$fp = fopen (__FILE__, "r");
+$dfp = opendir ( dirname(__FILE__) );
+// unset variable
+
+$unset_var = 10;
+unset ($unset_var);
+
+// other types in a array 
+$not_int_types = array (
+  /* float values */
+  -2147483649, // float value
+  2147483648,  // float value
+  -0x80000001, // float value, beyond max negative int
+  0x800000001, // float value, beyond max positive int
+  020000000001, // float value, beyond max positive int 
+  -020000000001, // float value, beyond max negative int 
+  0.0,  
+  -0.1,
+  1.0,
+  1e5,
+  -1e6,
+  1E8,
+  -1E9,
+  10.0000000000000000005,
+  10.5e+5,
+ 
+  /* objects */
+  new stdclass,
+
+  /* resources */
+  $fp,
+  $dfp,
+  
+  /* arrays */
+  array(),
+  array(0),
+  array(1),
+  array(NULL),
+  array(null),
+  array("string"),
+  array(true),
+  array(TRUE),
+  array(false),
+  array(FALSE),
+  array(1,2,3,4),
+  array(1 => "One", "two" => 2),
+  
+  /* strings */
+  "",
+  '',
+  "0",
+  '0',
+  "1",
+  '1',
+  "\x01",
+  '\x01',
+  "\01",
+  '\01',
+  'string',
+  "string",
+  "true",
+  "FALSE",
+  'false',
+  'TRUE',
+  "NULL",
+  'null',
+
+  /* booleans */
+  true,
+  false,
+  TRUE,
+  FALSE,
+
+  /* undefined and unset vars */
+  @$unset_var, 
+  @$undefined_var
+);
+/* loop through the $not_int_types to see working of 
+   is_int() on non integer types, expected output: bool(false) */
+$loop_counter = 1;
+foreach ($not_int_types as $type ) {
+   echo "--Iteration $loop_counter--\n"; $loop_counter++;   
+   var_dump( is_int($type) );
+   var_dump( is_integer($type) );
+   var_dump( is_long($type) );
+}
+
+echo "\n*** Testing error conditions ***\n";
+//Zero argument
+var_dump( is_int() );
+var_dump( is_integer() );
+var_dump( is_long() );
+
+//arguments more than expected 
+var_dump( is_int(TRUE, FALSE) );
+var_dump( is_integer(TRUE, FALSE) );
+var_dump( is_long(TRUE, FALSE) );
+ 
+echo "Done\n";
+?>
+
+--CLEAN--
+// close the resources
+fclose($fp);
+closedir($dfp);
+
+--EXPECTF--
+*** Testing is_int(), is_integer() & is_long()  with valid integer values ***
+--Iteration 1--
+bool(true)
+bool(true)
+bool(true)
+--Iteration 2--
+bool(true)
+bool(true)
+bool(true)
+--Iteration 3--
+bool(true)
+bool(true)
+bool(true)
+--Iteration 4--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 5--
+bool(true)
+bool(true)
+bool(true)
+--Iteration 6--
+bool(true)
+bool(true)
+bool(true)
+--Iteration 7--
+bool(true)
+bool(true)
+bool(true)
+--Iteration 8--
+bool(true)
+bool(true)
+bool(true)
+--Iteration 9--
+bool(true)
+bool(true)
+bool(true)
+--Iteration 10--
+bool(true)
+bool(true)
+bool(true)
+--Iteration 11--
+bool(true)
+bool(true)
+bool(true)
+--Iteration 12--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 13--
+bool(true)
+bool(true)
+bool(true)
+--Iteration 14--
+bool(true)
+bool(true)
+bool(true)
+--Iteration 15--
+bool(true)
+bool(true)
+bool(true)
+--Iteration 16--
+bool(true)
+bool(true)
+bool(true)
+--Iteration 17--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 18--
+bool(true)
+bool(true)
+bool(true)
+
+*** Testing is_int(), is_integer() & is_long() with  non integer values ***
+--Iteration 1--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 2--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 3--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 4--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 5--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 6--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 7--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 8--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 9--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 10--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 11--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 12--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 13--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 14--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 15--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 16--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 17--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 18--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 19--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 20--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 21--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 22--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 23--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 24--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 25--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 26--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 27--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 28--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 29--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 30--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 31--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 32--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 33--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 34--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 35--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 36--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 37--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 38--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 39--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 40--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 41--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 42--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 43--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 44--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 45--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 46--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 47--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 48--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 49--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 50--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 51--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 52--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 53--
+bool(false)
+bool(false)
+bool(false)
+--Iteration 54--
+bool(false)
+bool(false)
+bool(false)
+
+*** Testing error conditions ***
+
+Warning: is_int(): Only one argument expected in %s on line %d
+bool(false)
+
+Warning: is_integer(): Only one argument expected in %s on line %d
+bool(false)
+
+Warning: is_long(): Only one argument expected in %s on line %d
+bool(false)
+
+Warning: is_int(): Only one argument expected in %s on line %d
+bool(false)
+
+Warning: is_integer(): Only one argument expected in %s on line %d
+bool(false)
+
+Warning: is_long(): Only one argument expected in %s on line %d
+bool(false)
+Done
diff --git a/ext/standard/tests/general_functions/is_null.phpt b/ext/standard/tests/general_functions/is_null.phpt
new file mode 100644
index 0000000000..261385b855
--- /dev/null
+++ b/ext/standard/tests/general_functions/is_null.phpt
@@ -0,0 +1,297 @@
+--TEST--
+Test is_null() function
+--FILE--
+<?php
+/* Prototype: bool is_null ( mixed $var );
+ * Description: Finds whether the given variable is NULL 
+ */
+
+echo "*** Testing is_null() with valid null values ***\n";
+// different valid  null vlaues 
+$unset_array = array();
+$unset_int = 10;
+$unset_float = 10.5;
+$unset_bool = true;
+$unset_object = new stdclass;
+$unset_resource = fopen(__FILE__, "r");
+// unset them to make it null.
+unset ($unset_array, $unset_int, $unset_float, $unset_bool, $unset_object, $unset_resource); 
+$null_var1 = NULL;
+$null_var2 = null;
+
+$valid_nulls = array(
+  NULL,
+  null,
+  @$null_var1,
+  @$null_var2,
+  @$unset_array,
+  @$unset_int,
+  @$unset_float,
+  @$unset_bool,
+  @$unset_object,
+  @$unset_resource,
+  @$undefined_var,
+);
+/* loop to check that is_null() recognizes different 
+   null values, expected output: bool(true) */
+$loop_counter = 1;
+foreach ($valid_nulls as $null_val ) {
+  echo "-- Iteration $loop_counter --\n"; $loop_counter++;
+  var_dump( is_null($null_val) );
+}
+
+echo "\n*** Testing is_bool() on non null values ***\n";
+
+// get a resource type variable
+$fp = fopen (__FILE__, "r");
+$dfp = opendir ( dirname(__FILE__) );
+
+// other types in a array 
+$not_null_types = array (
+/* integers */
+  0,
+  1,
+  -1,
+  -0,
+  543915,
+  -5322,
+  0x0,
+  0x1,
+  0x55F,
+  -0xCCF,
+  0123,
+  -0654,
+  00,
+  01,
+
+  /* strings */
+  "",
+  '',
+  "0",
+  '0',
+  "1",
+  '1',
+  'string',
+  "string",
+  "true",
+  "false",
+  "FALSE",
+  "TRUE",
+  'true',
+  'false',
+  'FALSE',
+  'TRUE',
+  "NULL",
+  "null",
+
+  /* floats */
+  0.0,
+  1.0,
+  -1.0,
+  10.0000000000000000005,
+  .5e6,
+  -.5E7,
+  .5E+8,
+  -.5e+90,
+  1e5,
+  -1e5,
+  1E5,
+  -1E7,
+
+  /* objects */
+  new stdclass,
+
+  /* resources */
+  $fp,
+  $dfp,
+
+  /* arrays */
+  array(),
+  array(0),
+  array(1),
+  array(NULL),
+  array(null),
+  array("string"),
+  array(true),
+  array(TRUE),
+  array(false),
+  array(FALSE),
+  array(1,2,3,4),
+  array(1 => "One", "two" => 2),
+);
+/* loop through the $not_null_types to see working of 
+   is_null() on non null types, expected output: bool(false) */
+$loop_counter = 1;
+foreach ($not_null_types as $type ) {
+  echo "-- Iteration $loop_counter --\n"; $loop_counter++;
+  var_dump( is_null($type) );
+}
+
+echo "\n*** Testing error conditions ***\n";
+//Zero argument
+var_dump( is_null() );
+
+//arguments more than expected 
+var_dump( is_null(NULL, null) );
+ 
+echo "Done\n";
+?>
+
+--CLEAN--
+// close the resources used
+fclose($fp);
+closedir($dfp);
+
+--EXPECTF--
+*** Testing is_null() with valid null values ***
+-- Iteration 1 --
+bool(true)
+-- Iteration 2 --
+bool(true)
+-- Iteration 3 --
+bool(true)
+-- Iteration 4 --
+bool(true)
+-- Iteration 5 --
+bool(true)
+-- Iteration 6 --
+bool(true)
+-- Iteration 7 --
+bool(true)
+-- Iteration 8 --
+bool(true)
+-- Iteration 9 --
+bool(true)
+-- Iteration 10 --
+bool(true)
+-- Iteration 11 --
+bool(true)
+
+*** Testing is_bool() on non null values ***
+-- Iteration 1 --
+bool(false)
+-- Iteration 2 --
+bool(false)
+-- Iteration 3 --
+bool(false)
+-- Iteration 4 --
+bool(false)
+-- Iteration 5 --
+bool(false)
+-- Iteration 6 --
+bool(false)
+-- Iteration 7 --
+bool(false)
+-- Iteration 8 --
+bool(false)
+-- Iteration 9 --
+bool(false)
+-- Iteration 10 --
+bool(false)
+-- Iteration 11 --
+bool(false)
+-- Iteration 12 --
+bool(false)
+-- Iteration 13 --
+bool(false)
+-- Iteration 14 --
+bool(false)
+-- Iteration 15 --
+bool(false)
+-- Iteration 16 --
+bool(false)
+-- Iteration 17 --
+bool(false)
+-- Iteration 18 --
+bool(false)
+-- Iteration 19 --
+bool(false)
+-- Iteration 20 --
+bool(false)
+-- Iteration 21 --
+bool(false)
+-- Iteration 22 --
+bool(false)
+-- Iteration 23 --
+bool(false)
+-- Iteration 24 --
+bool(false)
+-- Iteration 25 --
+bool(false)
+-- Iteration 26 --
+bool(false)
+-- Iteration 27 --
+bool(false)
+-- Iteration 28 --
+bool(false)
+-- Iteration 29 --
+bool(false)
+-- Iteration 30 --
+bool(false)
+-- Iteration 31 --
+bool(false)
+-- Iteration 32 --
+bool(false)
+-- Iteration 33 --
+bool(false)
+-- Iteration 34 --
+bool(false)
+-- Iteration 35 --
+bool(false)
+-- Iteration 36 --
+bool(false)
+-- Iteration 37 --
+bool(false)
+-- Iteration 38 --
+bool(false)
+-- Iteration 39 --
+bool(false)
+-- Iteration 40 --
+bool(false)
+-- Iteration 41 --
+bool(false)
+-- Iteration 42 --
+bool(false)
+-- Iteration 43 --
+bool(false)
+-- Iteration 44 --
+bool(false)
+-- Iteration 45 --
+bool(false)
+-- Iteration 46 --
+bool(false)
+-- Iteration 47 --
+bool(false)
+-- Iteration 48 --
+bool(false)
+-- Iteration 49 --
+bool(false)
+-- Iteration 50 --
+bool(false)
+-- Iteration 51 --
+bool(false)
+-- Iteration 52 --
+bool(false)
+-- Iteration 53 --
+bool(false)
+-- Iteration 54 --
+bool(false)
+-- Iteration 55 --
+bool(false)
+-- Iteration 56 --
+bool(false)
+-- Iteration 57 --
+bool(false)
+-- Iteration 58 --
+bool(false)
+-- Iteration 59 --
+bool(false)
+
+*** Testing error conditions ***
+
+Warning: is_null(): Only one argument expected in %s on line %d
+bool(false)
+
+Warning: is_null(): Only one argument expected in %s on line %d
+bool(false)
+Done
diff --git a/ext/standard/tests/general_functions/is_numeric.phpt b/ext/standard/tests/general_functions/is_numeric.phpt
new file mode 100644
index 0000000000..8121402661
--- /dev/null
+++ b/ext/standard/tests/general_functions/is_numeric.phpt
@@ -0,0 +1,388 @@
+--TEST--
+Test is_numeric() function
+--FILE--
+<?php
+/* Prototype: bool is_numeric ( mixed $var );
+ * Description: Finds whether a variable is a number or a numeric string  
+ */
+
+echo "*** Testing is_numeric() with valid numeric values ***\n";
+// different valid numeric  vlaues 
+$numerics = array(
+  0,
+  1,
+  -1,
+  -0,
+  +0,
+  0.0,
+  -0.0,
+  +0.0,
+  1.0,
+  -1.0,
+  +1.0,
+  .5,
+  -.5,
+  +.5,
+  -.5e-2,
+  .5e-2,
+  +.5e-2,
+  +.5E+2,
+  0.70000000,
+  +0.70000000,
+  -0.70000000,
+  1234567890123456,
+  -1234567890123456,
+  984847472827282718178,
+  -984847472827282718178,
+  123.56e30,
+  123.56E30,
+  426.45e-30,
+  5657.3E-40,
+  3486.36e+40,
+  3486.36E+90,
+  -3486.36E+10,
+  -3486.36e+80,
+  -426.45e-50,
+  -426.45E-99,
+  1e2,
+  -1e2,
+  -1e-2,
+  +1e2,
+  +1e+2,
+  +1e-2,
+  +1e+2,
+  2245555555555555.444,
+  1.444444444444444444,
+  0xff,	// hexa decimal numbers
+  0xFF,
+  //0x1111111111111111111111,
+  -0x1111111,
+  +0x6698319,
+  01000000000000000000000, 
+  0123,
+  0345900,
+  -0200001,  
+  -0200001.7,  
+  0200001.7,  
+  +0200001,  
+  +0200001.7,  
+  +0200001.7,  
+  2.00000000000000000000001, // a float value with more precision points
+  "1",	// numeric in the form of string
+  "-1",
+  "1e2",
+  " 1",
+  "2974394749328742328432",
+  "-1e-2",
+  '1',
+  '-1',
+  '1e2',
+  ' 1',
+  '2974394749328742328432',
+  '-1e-2',
+  "0xff",
+  '0xff',
+  "0123",
+  '0123',
+  "-0123",
+  "+0123",
+  '-0123',
+  '+0123'
+);
+/* loop to check that is_numeric() recognizes different 
+   numeric values, expected output: bool(true) */
+$loop_counter = 1;
+foreach ($numerics as $num ) {
+  echo "-- Iteration $loop_counter --\n"; $loop_counter++;
+  var_dump( is_numeric($num) );
+}
+
+echo "\n*** Testing is_numeric() on non numeric types ***\n";
+
+// get a resource type variable
+$fp = fopen (__FILE__, "r");
+$dfp = opendir ( dirname(__FILE__) );
+
+// unset variable
+$unset_var = 10.5;
+unset ($unset_var);
+
+// other types in a array 
+$not_numerics = array(
+  "-0x80001", 
+  "+0x80001", 
+  "-0x80001.5",
+  "0x80001.5", 
+  new stdclass, // object
+  $fp,  // resource
+  $dfp,
+  array(),
+  array("string"),
+  "",
+  "1 ",
+  "- 1",
+  "1.2.4",
+  "1e7.6",
+  "3FF",
+  "20 test",
+  "3.6test",
+  "1,000",
+  "NULL", 
+  "true",
+  true,
+  NULL,
+  null,
+  TRUE,
+  FALSE,
+  false,
+  @$unset_var, // unset variable
+  @$undefined_var
+);
+/* loop through the $not_numerics to see working of 
+   is_numeric() on non numeric values, expected output: bool(false) */
+$loop_counter = 1;
+foreach ($not_numerics as $type ) {
+  echo "-- Iteration $loop_counter --\n"; $loop_counter++;
+  var_dump( is_numeric($type) );
+}
+
+echo "\n*** Testing error conditions ***\n";
+//Zero argument
+var_dump( is_numeric() );
+
+//arguments more than expected 
+var_dump( is_numeric("10", "20") );
+ 
+echo "Done\n";
+?>
+
+--CLEAN--
+// close the resources used
+fclose($fp);
+closedir($dfp);
+
+--EXPECTF--
+*** Testing is_numeric() with valid numeric values ***
+-- Iteration 1 --
+bool(true)
+-- Iteration 2 --
+bool(true)
+-- Iteration 3 --
+bool(true)
+-- Iteration 4 --
+bool(true)
+-- Iteration 5 --
+bool(true)
+-- Iteration 6 --
+bool(true)
+-- Iteration 7 --
+bool(true)
+-- Iteration 8 --
+bool(true)
+-- Iteration 9 --
+bool(true)
+-- Iteration 10 --
+bool(true)
+-- Iteration 11 --
+bool(true)
+-- Iteration 12 --
+bool(true)
+-- Iteration 13 --
+bool(true)
+-- Iteration 14 --
+bool(true)
+-- Iteration 15 --
+bool(true)
+-- Iteration 16 --
+bool(true)
+-- Iteration 17 --
+bool(true)
+-- Iteration 18 --
+bool(true)
+-- Iteration 19 --
+bool(true)
+-- Iteration 20 --
+bool(true)
+-- Iteration 21 --
+bool(true)
+-- Iteration 22 --
+bool(true)
+-- Iteration 23 --
+bool(true)
+-- Iteration 24 --
+bool(true)
+-- Iteration 25 --
+bool(true)
+-- Iteration 26 --
+bool(true)
+-- Iteration 27 --
+bool(true)
+-- Iteration 28 --
+bool(true)
+-- Iteration 29 --
+bool(true)
+-- Iteration 30 --
+bool(true)
+-- Iteration 31 --
+bool(true)
+-- Iteration 32 --
+bool(true)
+-- Iteration 33 --
+bool(true)
+-- Iteration 34 --
+bool(true)
+-- Iteration 35 --
+bool(true)
+-- Iteration 36 --
+bool(true)
+-- Iteration 37 --
+bool(true)
+-- Iteration 38 --
+bool(true)
+-- Iteration 39 --
+bool(true)
+-- Iteration 40 --
+bool(true)
+-- Iteration 41 --
+bool(true)
+-- Iteration 42 --
+bool(true)
+-- Iteration 43 --
+bool(true)
+-- Iteration 44 --
+bool(true)
+-- Iteration 45 --
+bool(true)
+-- Iteration 46 --
+bool(true)
+-- Iteration 47 --
+bool(true)
+-- Iteration 48 --
+bool(true)
+-- Iteration 49 --
+bool(true)
+-- Iteration 50 --
+bool(true)
+-- Iteration 51 --
+bool(true)
+-- Iteration 52 --
+bool(true)
+-- Iteration 53 --
+bool(true)
+-- Iteration 54 --
+bool(true)
+-- Iteration 55 --
+bool(true)
+-- Iteration 56 --
+bool(true)
+-- Iteration 57 --
+bool(true)
+-- Iteration 58 --
+bool(true)
+-- Iteration 59 --
+bool(true)
+-- Iteration 60 --
+bool(true)
+-- Iteration 61 --
+bool(true)
+-- Iteration 62 --
+bool(true)
+-- Iteration 63 --
+bool(true)
+-- Iteration 64 --
+bool(true)
+-- Iteration 65 --
+bool(true)
+-- Iteration 66 --
+bool(true)
+-- Iteration 67 --
+bool(true)
+-- Iteration 68 --
+bool(true)
+-- Iteration 69 --
+bool(true)
+-- Iteration 70 --
+bool(true)
+-- Iteration 71 --
+bool(true)
+-- Iteration 72 --
+bool(true)
+-- Iteration 73 --
+bool(true)
+-- Iteration 74 --
+bool(true)
+-- Iteration 75 --
+bool(true)
+-- Iteration 76 --
+bool(true)
+-- Iteration 77 --
+bool(true)
+-- Iteration 78 --
+bool(true)
+
+*** Testing is_numeric() on non numeric types ***
+-- Iteration 1 --
+bool(false)
+-- Iteration 2 --
+bool(false)
+-- Iteration 3 --
+bool(false)
+-- Iteration 4 --
+bool(false)
+-- Iteration 5 --
+bool(false)
+-- Iteration 6 --
+bool(false)
+-- Iteration 7 --
+bool(false)
+-- Iteration 8 --
+bool(false)
+-- Iteration 9 --
+bool(false)
+-- Iteration 10 --
+bool(false)
+-- Iteration 11 --
+bool(false)
+-- Iteration 12 --
+bool(false)
+-- Iteration 13 --
+bool(false)
+-- Iteration 14 --
+bool(false)
+-- Iteration 15 --
+bool(false)
+-- Iteration 16 --
+bool(false)
+-- Iteration 17 --
+bool(false)
+-- Iteration 18 --
+bool(false)
+-- Iteration 19 --
+bool(false)
+-- Iteration 20 --
+bool(false)
+-- Iteration 21 --
+bool(false)
+-- Iteration 22 --
+bool(false)
+-- Iteration 23 --
+bool(false)
+-- Iteration 24 --
+bool(false)
+-- Iteration 25 --
+bool(false)
+-- Iteration 26 --
+bool(false)
+-- Iteration 27 --
+bool(false)
+-- Iteration 28 --
+bool(false)
+
+*** Testing error conditions ***
+
+Warning: Wrong parameter count for is_numeric() in %s on line %d
+NULL
+
+Warning: Wrong parameter count for is_numeric() in %s on line %d
+NULL
+Done
diff --git a/ext/standard/tests/general_functions/is_object.phpt b/ext/standard/tests/general_functions/is_object.phpt
new file mode 100644
index 0000000000..9916c9e32a
--- /dev/null
+++ b/ext/standard/tests/general_functions/is_object.phpt
@@ -0,0 +1,228 @@
+--TEST--
+Test is_object() function
+--FILE--
+<?php
+/* Prototype: bool is_object ( mixed $var );
+ * Description: Finds whether the given variable is an object  
+ */
+
+echo "*** Testing is_object() with valid objects ***\n";
+
+// class with no members
+class foo
+{
+// no members 
+}
+
+// abstract class
+abstract class abstractClass
+{
+  abstract protected function getClassName();
+  public function printClassName () {
+    echo $this->getClassName() . "\n";
+  }
+}
+
+// implement abstract class
+class concreteClass extends abstractClass
+{
+  protected function getClassName() {
+    return "concreteClass";
+  }
+}
+
+// interface class 
+interface IValue
+{
+   public function setVal ($name, $val); 
+   public function dumpVal ();
+}
+
+// implement the interface
+class Value implements IValue
+{
+  private $vars = array ();
+  
+  public function setVal ( $name, $val ) {
+    $this->vars[$name] = $val;
+  }
+  
+  public function dumpVal () {
+    var_dump ( $vars );
+  }
+}
+
+// a gereral class 
+class myClass 
+{
+  var       $foo_object;
+  public    $public_var;
+  public    $public_var1;
+  private   $private_var;
+  protected $protected_var;
+
+  function myClass ( ) {
+    $this->foo_object = new foo();
+    $this->public_var = 10;
+    $this->public_var1 = new foo();
+    $this->private_var = new foo();
+    $this->proected_var = new foo();
+  }  
+}
+
+// create a object of each class defined above
+$myClass_object = new myClass();
+$foo_object = new foo();
+$Value_object = new Value();
+$concreteClass_object = new concreteClass();
+
+$valid_objects = array(
+  new stdclass,
+  new foo,
+  new concreteClass,
+  new Value,
+  new myClass,
+  $myClass_object,
+  $myClass_object->foo_object,
+  $myClass_object->public_var1,
+  $foo_object,
+  $Value_object,
+  $concreteClass_object
+); 
+                  
+/* loop to check that is_object() recognizes different 
+   objects, expected output: bool(true) */
+$loop_counter = 1;
+foreach ($valid_objects as $object ) {
+  echo "-- Iteration $loop_counter --\n"; $loop_counter++;
+  var_dump( is_object($object) );
+}
+
+echo "\n*** Testing is_object() on non object types ***\n";
+
+// get a resource type variable
+$fp = fopen (__FILE__, "r");
+$dfp = opendir ( dirname(__FILE__) );
+
+// unset object 
+$unset_object = new foo();
+unset ($unset_object);
+
+// other types in a array 
+$not_objects = array (
+  0,
+  -1,
+  0.1,
+  -10.0000000000000000005,
+  10.5e+5,
+  0xFF,
+  0123,
+  $fp,  // resource
+  $dfp,
+  array(),
+  array("string"),
+  "0",
+  "1",
+  "",
+  true,
+  NULL,
+  null,
+  @$unset_object, // unset object
+  @$undefined_var, // undefined variable
+);
+/* loop through the $not_objects to see working of 
+   is_object() on non object types, expected output: bool(false) */
+$loop_counter = 1;
+foreach ($not_objects as $type ) {
+  echo "-- Iteration $loop_counter --\n"; $loop_counter++;
+  var_dump( is_object($type) );
+}
+
+echo "\n*** Testing error conditions ***\n";
+//Zero argument
+var_dump( is_object() );
+
+//arguments more than expected 
+var_dump( is_object($myClass_object, $myClass_object) );
+ 
+echo "Done\n";
+?>
+
+--CLEAN--
+// close the resources used
+fclose($fp);
+closedir($dfp);
+
+--EXPECTF--
+*** Testing is_object() with valid objects ***
+-- Iteration 1 --
+bool(true)
+-- Iteration 2 --
+bool(true)
+-- Iteration 3 --
+bool(true)
+-- Iteration 4 --
+bool(true)
+-- Iteration 5 --
+bool(true)
+-- Iteration 6 --
+bool(true)
+-- Iteration 7 --
+bool(true)
+-- Iteration 8 --
+bool(true)
+-- Iteration 9 --
+bool(true)
+-- Iteration 10 --
+bool(true)
+-- Iteration 11 --
+bool(true)
+
+*** Testing is_object() on non object types ***
+-- Iteration 1 --
+bool(false)
+-- Iteration 2 --
+bool(false)
+-- Iteration 3 --
+bool(false)
+-- Iteration 4 --
+bool(false)
+-- Iteration 5 --
+bool(false)
+-- Iteration 6 --
+bool(false)
+-- Iteration 7 --
+bool(false)
+-- Iteration 8 --
+bool(false)
+-- Iteration 9 --
+bool(false)
+-- Iteration 10 --
+bool(false)
+-- Iteration 11 --
+bool(false)
+-- Iteration 12 --
+bool(false)
+-- Iteration 13 --
+bool(false)
+-- Iteration 14 --
+bool(false)
+-- Iteration 15 --
+bool(false)
+-- Iteration 16 --
+bool(false)
+-- Iteration 17 --
+bool(false)
+-- Iteration 18 --
+bool(false)
+-- Iteration 19 --
+bool(false)
+
+*** Testing error conditions ***
+
+Warning: is_object(): Only one argument expected in %s on line %d
+bool(false)
+
+Warning: is_object(): Only one argument expected in %s on line %d
+bool(false)
+Done
diff --git a/ext/standard/tests/general_functions/is_scalar.phpt b/ext/standard/tests/general_functions/is_scalar.phpt
new file mode 100644
index 0000000000..f7f142a16a
--- /dev/null
+++ b/ext/standard/tests/general_functions/is_scalar.phpt
@@ -0,0 +1,241 @@
+--TEST--
+Test is_scalar() function
+--FILE--
+<?php
+/* Prototype: bool is_scalar ( mixed $var );
+ * Description: Finds whether a variable is a scalar (i.e integer, float, string or boolean)
+ */
+
+echo "*** Testing basic operations ***\n";
+$scalar_variables = array(
+  0,  // integers
+  1,
+  -45678,
+  0x5FF,  // hexadecimal as integer
+  0X566,
+  -0xAAF, 
+  -0XCCF,
+  01234,  // octal as integer
+  -0126,
+
+  0.0,  // floats
+  -1.0,
+  1e5,
+  -1e7,
+  1.6E7,
+  475.e-8,
+  784.e+30,
+  98.45E+40,
+  .5E-40,
+
+  "",  // strings
+  '',
+  " ",
+  ' ',
+  "string",
+  'string', 
+  "0",  // numeric as string  
+  "40",
+  "50.696",
+  "0x534",
+  "0X534",
+
+  TRUE,  // boolean
+  FALSE,
+  true,
+  false
+);
+/* loop through each valid scalar variables in $scalar_variables 
+   and see the working of is_scalar(), expected output: bool(true)
+*/
+$loop_counter = 1;
+foreach($scalar_variables as $scalar) {
+  echo "-- Iteration $loop_counter --\n"; $loop_counter++;
+  var_dump( is_scalar($scalar) );
+}
+
+echo "\n*** Testing possible variations ***\n";
+// different scalar variables which are unset
+$int_var = 10;
+$float_var = 1e5;
+$string_var = "string";
+$boolean_var = true;
+$object = new stdclass;
+$array = array(10);
+$resource = opendir('.');
+unset($int_var, $float_var, $string_var, $boolean_var, $object, $array, $resource);
+
+// resources 
+$fp = fopen(__FILE__, "r");
+$dfp = opendir(".");
+
+$variation_array = array(
+  NULL,
+  null,
+
+  array(),  // arrays 
+  array(NULL),
+  array(true),
+  array(0),
+  array(1,2,3,4),
+
+  $fp,  // resources
+  $dfp,
+
+  new stdclass, // object
+
+  @$int_var,  // scalars that are unset
+  @$float_var,
+  @$string_var,
+  @$boolean_var,
+
+  @$array,   // non scalars that are unset
+  @$object,
+  @$resource,
+
+  @$undefined_var  // undefined variable
+);  
+
+/* loop through each element of $variation_array to see the 
+   working of is_scalar on non-scalar values, expected output: bool(false)
+*/
+$loop_counter = 1;
+foreach( $variation_array as $value ) {
+  echo "-- Iteration $loop_counter --\n"; $loop_counter++;
+  var_dump( is_scalar($value) );
+}
+
+echo "\n*** Testing error conditions ***\n";
+// Zero arguments
+var_dump( is_scalar() );
+
+// Arguments more than expected
+var_dump( is_scalar( $scalar_variables[2], $scalar_variables[2]) );
+var_dump( is_scalar( new stdclass, new stdclass) );
+
+echo "Done\n";  
+?>
+
+--CLEAN--
+// close the resources used
+fclose($fp);
+closedir($dfp);
+
+--EXPECTF--
+*** Testing basic operations ***
+-- Iteration 1 --
+bool(true)
+-- Iteration 2 --
+bool(true)
+-- Iteration 3 --
+bool(true)
+-- Iteration 4 --
+bool(true)
+-- Iteration 5 --
+bool(true)
+-- Iteration 6 --
+bool(true)
+-- Iteration 7 --
+bool(true)
+-- Iteration 8 --
+bool(true)
+-- Iteration 9 --
+bool(true)
+-- Iteration 10 --
+bool(true)
+-- Iteration 11 --
+bool(true)
+-- Iteration 12 --
+bool(true)
+-- Iteration 13 --
+bool(true)
+-- Iteration 14 --
+bool(true)
+-- Iteration 15 --
+bool(true)
+-- Iteration 16 --
+bool(true)
+-- Iteration 17 --
+bool(true)
+-- Iteration 18 --
+bool(true)
+-- Iteration 19 --
+bool(true)
+-- Iteration 20 --
+bool(true)
+-- Iteration 21 --
+bool(true)
+-- Iteration 22 --
+bool(true)
+-- Iteration 23 --
+bool(true)
+-- Iteration 24 --
+bool(true)
+-- Iteration 25 --
+bool(true)
+-- Iteration 26 --
+bool(true)
+-- Iteration 27 --
+bool(true)
+-- Iteration 28 --
+bool(true)
+-- Iteration 29 --
+bool(true)
+-- Iteration 30 --
+bool(true)
+-- Iteration 31 --
+bool(true)
+-- Iteration 32 --
+bool(true)
+-- Iteration 33 --
+bool(true)
+
+*** Testing possible variations ***
+-- Iteration 1 --
+bool(false)
+-- Iteration 2 --
+bool(false)
+-- Iteration 3 --
+bool(false)
+-- Iteration 4 --
+bool(false)
+-- Iteration 5 --
+bool(false)
+-- Iteration 6 --
+bool(false)
+-- Iteration 7 --
+bool(false)
+-- Iteration 8 --
+bool(false)
+-- Iteration 9 --
+bool(false)
+-- Iteration 10 --
+bool(false)
+-- Iteration 11 --
+bool(false)
+-- Iteration 12 --
+bool(false)
+-- Iteration 13 --
+bool(false)
+-- Iteration 14 --
+bool(false)
+-- Iteration 15 --
+bool(false)
+-- Iteration 16 --
+bool(false)
+-- Iteration 17 --
+bool(false)
+-- Iteration 18 --
+bool(false)
+
+*** Testing error conditions ***
+
+Warning: Wrong parameter count for is_scalar() in %s on line %d
+NULL
+
+Warning: Wrong parameter count for is_scalar() in %s on line %d
+NULL
+
+Warning: Wrong parameter count for is_scalar() in %s on line %d
+NULL
+Done
diff --git a/ext/standard/tests/general_functions/is_string.phpt b/ext/standard/tests/general_functions/is_string.phpt
new file mode 100644
index 0000000000..92bca6673a
--- /dev/null
+++ b/ext/standard/tests/general_functions/is_string.phpt
@@ -0,0 +1,304 @@
+--TEST--
+Test is_string() function
+--FILE--
+<?php
+/* Prototype: bool is_string ( mixed $var );
+ * Description: Finds whether the given variable is a string
+ */
+
+echo "*** Testing is_string() with valid string values ***\n";
+// different valid strings 
+
+/* string created using Heredoc (<<<) */
+$heredoc_string = <<<EOT
+This is string defined
+using heredoc.
+EOT;
+/* heredoc string with only numerics */
+$heredoc_numeric_string = <<<EOT
+123456 3993
+4849 string 
+EOT;
+/* null heardoc string */
+$heredoc_empty_string = <<<EOT
+EOT;
+$heredoc_null_string = <<<EOT
+NULL
+EOT;
+
+$strings = array(
+  "",
+  " ",
+  '',
+  ' ',
+  "string",
+  'string',
+  "NULL",
+  'null',
+  "FALSE",
+  'true',
+  "\x0b",
+  "\0",
+  '\0',
+  '\060',
+  "\070",
+  "0x55F",
+  "055",
+  "@#$#$%%$^^$%^%^$^&",
+  $heredoc_string,
+  $heredoc_numeric_string,
+  $heredoc_empty_string,
+  $heredoc_null_string
+);
+/* loop to check that is_string() recognizes different 
+   strings, expected output bool(true) */
+$loop_counter = 1;
+foreach ($strings as $string ) {
+  echo "-- Iteration $loop_counter --\n"; $loop_counter++;
+  var_dump( is_string($string) );
+}
+
+echo "\n*** Testing is_string() on non string values ***\n";
+
+// get a resource type variable
+$fp = fopen (__FILE__, "r");
+$dfp = opendir ( dirname(__FILE__) );
+
+// unset vars
+$unset_string1 = "string";
+$unset_string2 = 'string';
+$unset_heredoc = <<<EOT
+this is heredoc string
+EOT;
+// unset the vars 
+unset($unset_string1, $unset_string2, $unset_heredoc);
+
+// other types in a array 
+$not_strings = array (
+  /* integers */
+  0,
+  1,
+  -1,
+  -0,
+  543915,
+  -5322,
+  0x0,
+  0x1,
+  0x55F,
+  -0xCCF,
+  0123,
+  -0654,
+  00,
+  01,
+
+  /* floats */
+  0.0,
+  1.0,
+  -1.0,
+  10.0000000000000000005,
+  .5e6,
+  -.5E7,
+  .5E+8,
+  -.5e+90,
+  1e5,
+  -1e5,
+  1E5,
+  -1E7,
+
+  /* objects */
+  new stdclass,
+
+  /* resources */
+  $fp,
+  $dfp,
+
+  /* arrays */
+  array(),
+  array(0),
+  array(1),
+  array(NULL),
+  array(null),
+  array("string"),
+  array(true),
+  array(TRUE),
+  array(false),
+  array(FALSE),
+  array(1,2,3,4),
+  array(1 => "One", "two" => 2),
+
+  /* undefined and unset vars */
+  @$unset_string1,
+  @$unset_string2,
+  @$unset_heredoc,
+  @$undefined_var 
+);
+/* loop through the $not_strings to see working of 
+   is_string() on non string types, expected output bool(false) */
+$loop_counter = 1;
+foreach ($not_strings as $type ) {
+  echo "-- Iteration $loop_counter --\n"; $loop_counter++;
+  var_dump( is_string($type) );
+}
+
+echo "\n*** Testing error conditions ***\n";
+//Zero argument
+var_dump( is_string() );
+
+//arguments more than expected 
+var_dump( is_string("string", "test") );
+ 
+echo "Done\n";
+?>
+
+--CLEAN--
+// close the resources used
+fclose($fp);
+closedir($dfp);
+
+--EXPECTF--
+*** Testing is_string() with valid string values ***
+-- Iteration 1 --
+bool(true)
+-- Iteration 2 --
+bool(true)
+-- Iteration 3 --
+bool(true)
+-- Iteration 4 --
+bool(true)
+-- Iteration 5 --
+bool(true)
+-- Iteration 6 --
+bool(true)
+-- Iteration 7 --
+bool(true)
+-- Iteration 8 --
+bool(true)
+-- Iteration 9 --
+bool(true)
+-- Iteration 10 --
+bool(true)
+-- Iteration 11 --
+bool(true)
+-- Iteration 12 --
+bool(true)
+-- Iteration 13 --
+bool(true)
+-- Iteration 14 --
+bool(true)
+-- Iteration 15 --
+bool(true)
+-- Iteration 16 --
+bool(true)
+-- Iteration 17 --
+bool(true)
+-- Iteration 18 --
+bool(true)
+-- Iteration 19 --
+bool(true)
+-- Iteration 20 --
+bool(true)
+-- Iteration 21 --
+bool(true)
+-- Iteration 22 --
+bool(true)
+
+*** Testing is_string() on non string values ***
+-- Iteration 1 --
+bool(false)
+-- Iteration 2 --
+bool(false)
+-- Iteration 3 --
+bool(false)
+-- Iteration 4 --
+bool(false)
+-- Iteration 5 --
+bool(false)
+-- Iteration 6 --
+bool(false)
+-- Iteration 7 --
+bool(false)
+-- Iteration 8 --
+bool(false)
+-- Iteration 9 --
+bool(false)
+-- Iteration 10 --
+bool(false)
+-- Iteration 11 --
+bool(false)
+-- Iteration 12 --
+bool(false)
+-- Iteration 13 --
+bool(false)
+-- Iteration 14 --
+bool(false)
+-- Iteration 15 --
+bool(false)
+-- Iteration 16 --
+bool(false)
+-- Iteration 17 --
+bool(false)
+-- Iteration 18 --
+bool(false)
+-- Iteration 19 --
+bool(false)
+-- Iteration 20 --
+bool(false)
+-- Iteration 21 --
+bool(false)
+-- Iteration 22 --
+bool(false)
+-- Iteration 23 --
+bool(false)
+-- Iteration 24 --
+bool(false)
+-- Iteration 25 --
+bool(false)
+-- Iteration 26 --
+bool(false)
+-- Iteration 27 --
+bool(false)
+-- Iteration 28 --
+bool(false)
+-- Iteration 29 --
+bool(false)
+-- Iteration 30 --
+bool(false)
+-- Iteration 31 --
+bool(false)
+-- Iteration 32 --
+bool(false)
+-- Iteration 33 --
+bool(false)
+-- Iteration 34 --
+bool(false)
+-- Iteration 35 --
+bool(false)
+-- Iteration 36 --
+bool(false)
+-- Iteration 37 --
+bool(false)
+-- Iteration 38 --
+bool(false)
+-- Iteration 39 --
+bool(false)
+-- Iteration 40 --
+bool(false)
+-- Iteration 41 --
+bool(false)
+-- Iteration 42 --
+bool(false)
+-- Iteration 43 --
+bool(false)
+-- Iteration 44 --
+bool(false)
+-- Iteration 45 --
+bool(false)
+
+*** Testing error conditions ***
+
+Warning: is_string(): Only one argument expected in %s on line %d
+bool(false)
+
+Warning: is_string(): Only one argument expected in %s on line %d
+bool(false)
+Done
diff --git a/ext/standard/tests/general_functions/print_r.phpt b/ext/standard/tests/general_functions/print_r.phpt
new file mode 100644
index 0000000000..08798ccbde
--- /dev/null
+++ b/ext/standard/tests/general_functions/print_r.phpt
@@ -0,0 +1,1790 @@
+--TEST--
+Test print_r() function
+--FILE--
+
+<?php
+/* Prototype: bool print_r ( mixed $expression [, bool $return] );
+   Description: Prints human-readable information about a variable
+*/
+
+/* Prototype: void check_printr( $variables )
+   Description: use print_r() to print variables */
+function check_printr( $variables ) {
+  $counter = 1;
+  foreach( $variables as $variable ) {
+    echo "\n-- Iteration $counter --\n";
+    //default = false, prints output to screen
+    print_r($variable);
+    //$return=TRUE, print_r() will return its output, instead of printing it
+    $ret_string = print_r($variable, true); //$ret_string captures the output
+    echo "\n$ret_string\n";
+    //$return=false, print_r() prints the output; default behavior
+    print_r($variable, false);
+    $counter++;
+  }
+}
+  
+echo "\n*** Testing print_r() on integer variables ***\n";
+$integers = array ( 
+  0,  // zero as argument
+  000000123,  //octal value of 83
+  123000000,
+  -00000123,  //octal value of 83
+  -12300000,
+  range(1,10),  // positive values
+  range(-1,-10),  // negative values
+  +2147483647,  // max positive integer
+  +2147483648,  // max positive integer + 1
+  -2147483648,  // min range of integer
+  -2147483647,  // min range of integer + 1
+  0x7FFFFFFF,  // max positive hexadecimal integer
+  -0x80000000,  // min range of hexadecimal integer
+  017777777777,  // max posotive octal integer
+  -020000000000  // min range of octal integer
+);		    
+/* calling check_printr() to display contents of integer variables
+   using print_r() */
+check_printr($integers);
+
+echo "\n*** Testing print_r() on float variables ***\n";
+$floats = array (
+  -0.0,
+  +0.0,
+  1.234,
+  -1.234,
+  -2.000000,
+  000002.00,
+  -.5,
+  .567,
+  -.6700000e-3,
+  -.6700000E+3,
+  .6700000E+3,
+  .6700000e+3,
+  -4.10003e-3,
+  -4.10003E+3,
+  4.100003e-3,
+  4.100003E+3,
+  1e5,
+  -1e5,
+  1e-5,
+  -1e-5,
+  1e+5,
+  -1e+5,
+  1E5,
+  -1E5,
+  1E+5,
+  -1E+5,
+  1E-5,
+  -1E-5,
+  -0x80000001,  // float value, beyond max negative int
+  0x80000001,  // float value, beyond max positive int
+  020000000001,  // float value, beyond max positive int
+  -020000000001  // float value, beyond max negative int 
+);
+/* calling check_printr() to display contents of float variables
+   using print_r() */
+check_printr($floats);
+
+echo "\n*** Testing print_r() on string variables ***\n";
+$strings = array (
+  "",
+  '',
+  " ",
+  ' ',
+  "0",
+  "\0",
+  '\0',
+  "\t",
+  '\t',
+  "PHP",
+  'PHP',
+  "abcd\x0n1234\x0005678\x0000efgh\xijkl",  // strings with hexadecimal NULL
+  "abcd\0efgh\0ijkl\x00mnop\x000qrst\00uvwx\0000yz",  // strings with octal NULL
+  "1234\t\n5678\n\t9100\rabcda"  // strings with escape characters
+);
+/* calling check_printr() to display contents of strings using print_r() */
+check_printr($strings);
+
+echo "\n*** Testing print_r() on boolean variables ***\n";
+$booleans = array (
+  TRUE,
+  FALSE,
+  true,
+  false
+);	  
+/* calling check_printr() to display boolean variables using print_r() */
+check_printr($booleans);
+var_dump( reset($booleans) );
+echo "\n";
+var_dump( current($booleans) );
+
+echo "\n*** Testing print_r() on array variables ***\n";
+$arrays = array (
+  array(),
+  array(NULL),
+  array(null),
+  array(true),
+  array(""),
+  array(''),
+  array(array(), array()),
+  array(array(1, 2), array('a', 'b')),
+  array(1 => 'One'),
+  array("test" => "is_array"),
+  array(0),
+  array(-1),
+  array(10.5, 5.6),
+  array("string", "test"),
+  array('string', 'test'),
+  $array1 = array(1,2,3,4, &$array1)  // recursive array
+);
+/* calling check_printr() to display contents of $arrays */
+check_printr($arrays);
+
+echo "\n*** Testing print_r() on object variables ***\n";
+class object_class
+{
+  var       $value;
+  public    $public_var1 = 10;
+  private   $private_var1 = 20;
+  private   $private_var2;
+  protected $protected_var1 = "string_1";
+  protected $protected_var2;
+
+  function object_class ( ) {
+    $this->value = 50;
+    $this->public_var2 = 11;
+    $this->private_var2 = 21;
+    $this->protected_var2 = "string_2";
+  }
+
+  public function foo1() {
+    echo "foo1() is called\n";
+  }
+  protected function foo2() {
+    echo "foo2() is called\n";
+  }
+  private function foo3() {
+    echo "foo3() is called\n";
+  }
+}
+/* class with no member */
+class no_member_class {
+ // no members
+}
+
+/* class with member as object of other class */
+class contains_object_class
+{
+   var       $p = 30;
+   var       $class_object1;
+   public    $class_object2;
+   private   $class_object3;
+   protected $class_object4;
+   var       $no_member_class_object;
+
+   public function func() {
+     echo "func() is called \n";
+   }
+
+   function contains_object_class () {
+     $this->class_object1 = new object_class();
+     $this->class_object2 = new object_class();
+     $this->class_object3 = $this->class_object1;
+     $this->class_object4 = $this->class_object2;
+     $this->no_member_class_object = new no_member_class();
+     $this->class_object5 = $this;   //recursive reference
+   }
+}
+
+/* objects of different classes */
+$obj = new contains_object_class;
+$temp_class_obj = new object_class();
+
+/* object which is unset */
+$unset_obj = new object_class();
+unset($unset_obj);
+
+$objects = array (
+  new object_class,
+  new no_member_class,
+  new contains_object_class,
+  $obj,
+  $obj->class_object1,
+  $obj->class_object2,
+  $obj->no_member_class_object,
+  $temp_class_obj,
+  @$unset_obj
+);
+/* calling check_printr() to display contents of the objects using print_r() */
+check_printr($objects);
+
+echo "\n** Testing print_r() on objects having circular reference **\n";
+$recursion_obj1 = new object_class();
+$recursion_obj2 = new object_class();
+$recursion_obj1->obj = &$recursion_obj2;  //circular reference
+$recursion_obj2->obj = &$recursion_obj1;  //circular reference
+print_r($recursion_obj2);
+
+echo "\n*** Testing print_r() on resources ***\n";
+/* file type resource */
+$file_handle = fopen(__FILE__, "r"); 
+
+/* directory type resource */
+$dir_handle = opendir( dirname(__FILE__) );
+
+$resources = array (
+  $file_handle,
+  $dir_handle
+);
+/* calling check_printr() to display the resource content type
+   using print_r() */
+check_printr($resources);
+
+echo "\n*** Testing print_r() on different combinations of scalar 
+            and non-scalar variables ***\n";
+/* a variable which is unset */
+$unset_var = 10.5;
+unset($unset_var);
+
+/* unset file type resource */
+unset($file_handle);
+
+$variations = array (
+  array( 123, -1.2345, "a" ),
+  array( "d", array(1, 3, 5), true, null),
+  array( new no_member_class, array(), false, 0 ),
+  array( -0.00, "Where am I?", array(7,8,9), TRUE, 'A', 987654321 ),
+  array( @$unset_var, 2.E+10, 100-20.9, 000004.599998 ),  //unusual data
+  array( "array(1,2,3,4)1.0000002TRUE", @$file_handle, 111333.00+45e5, '/00\7') 
+);
+/* calling check_printr() to display combinations of scalar and 
+   non-scalar variables using print_r() */
+check_printr($variations);
+
+echo "\n*** Testing print_r() on miscelleneous input arguments ***\n";
+$misc_values = array (
+  @$unset_var,
+  NULL,  // NULL argument
+  @$undef_variable,  //undefined variable
+  null
+);
+/* calling check_printr() to display miscelleneous data using print_r() */
+check_printr($misc_values);
+
+/* checking print_r() on functions */
+echo "\n*** Testing print_r() on anonymous functions ***\n";
+$newfunc = create_function('$a,$b', 'return "$a * $b = " . ($a * $b);');
+echo "New anonymous function: $newfunc\n";
+print_r( $newfunc(2, 3) );
+/* creating anonymous function dynamically */
+print_r( create_function('$a', 'return "$a * $a = " . ($a * $b);') );
+
+echo "\n\n*** Testing error conditions ***\n";
+//passing zero argument
+var_dump( print_r() );
+
+//passing more than required no. of arguments
+var_dump( print_r(123, true, "abc") );
+
+// check when second arg is given other than boolean TRUE
+var_dump( print_r ($value, "string") );
+
+/* closing resource handle used */
+closedir($dir_handle);
+
+echo "Done\n";
+?>
+--EXPECTF--
+*** Testing print_r() on integer variables ***
+
+-- Iteration 1 --
+0
+0
+0
+-- Iteration 2 --
+83
+83
+83
+-- Iteration 3 --
+123000000
+123000000
+123000000
+-- Iteration 4 --
+-83
+-83
+-83
+-- Iteration 5 --
+-12300000
+-12300000
+-12300000
+-- Iteration 6 --
+Array
+(
+    [0] => 1
+    [1] => 2
+    [2] => 3
+    [3] => 4
+    [4] => 5
+    [5] => 6
+    [6] => 7
+    [7] => 8
+    [8] => 9
+    [9] => 10
+)
+
+Array
+(
+    [0] => 1
+    [1] => 2
+    [2] => 3
+    [3] => 4
+    [4] => 5
+    [5] => 6
+    [6] => 7
+    [7] => 8
+    [8] => 9
+    [9] => 10
+)
+
+Array
+(
+    [0] => 1
+    [1] => 2
+    [2] => 3
+    [3] => 4
+    [4] => 5
+    [5] => 6
+    [6] => 7
+    [7] => 8
+    [8] => 9
+    [9] => 10
+)
+
+-- Iteration 7 --
+Array
+(
+    [0] => -1
+    [1] => -2
+    [2] => -3
+    [3] => -4
+    [4] => -5
+    [5] => -6
+    [6] => -7
+    [7] => -8
+    [8] => -9
+    [9] => -10
+)
+
+Array
+(
+    [0] => -1
+    [1] => -2
+    [2] => -3
+    [3] => -4
+    [4] => -5
+    [5] => -6
+    [6] => -7
+    [7] => -8
+    [8] => -9
+    [9] => -10
+)
+
+Array
+(
+    [0] => -1
+    [1] => -2
+    [2] => -3
+    [3] => -4
+    [4] => -5
+    [5] => -6
+    [6] => -7
+    [7] => -8
+    [8] => -9
+    [9] => -10
+)
+
+-- Iteration 8 --
+2147483647
+2147483647
+2147483647
+-- Iteration 9 --
+2147483648
+2147483648
+2147483648
+-- Iteration 10 --
+-2147483648
+-2147483648
+-2147483648
+-- Iteration 11 --
+-2147483647
+-2147483647
+-2147483647
+-- Iteration 12 --
+2147483647
+2147483647
+2147483647
+-- Iteration 13 --
+-2147483648
+-2147483648
+-2147483648
+-- Iteration 14 --
+2147483647
+2147483647
+2147483647
+-- Iteration 15 --
+-2147483648
+-2147483648
+-2147483648
+*** Testing print_r() on float variables ***
+
+-- Iteration 1 --
+0
+0
+0
+-- Iteration 2 --
+0
+0
+0
+-- Iteration 3 --
+1.234
+1.234
+1.234
+-- Iteration 4 --
+-1.234
+-1.234
+-1.234
+-- Iteration 5 --
+-2
+-2
+-2
+-- Iteration 6 --
+2
+2
+2
+-- Iteration 7 --
+-0.5
+-0.5
+-0.5
+-- Iteration 8 --
+0.567
+0.567
+0.567
+-- Iteration 9 --
+-0.00067
+-0.00067
+-0.00067
+-- Iteration 10 --
+-670
+-670
+-670
+-- Iteration 11 --
+670
+670
+670
+-- Iteration 12 --
+670
+670
+670
+-- Iteration 13 --
+-0.00410003
+-0.00410003
+-0.00410003
+-- Iteration 14 --
+-4100.03
+-4100.03
+-4100.03
+-- Iteration 15 --
+0.004100003
+0.004100003
+0.004100003
+-- Iteration 16 --
+4100.003
+4100.003
+4100.003
+-- Iteration 17 --
+100000
+100000
+100000
+-- Iteration 18 --
+-100000
+-100000
+-100000
+-- Iteration 19 --
+1.0E-5
+1.0E-5
+1.0E-5
+-- Iteration 20 --
+-1.0E-5
+-1.0E-5
+-1.0E-5
+-- Iteration 21 --
+100000
+100000
+100000
+-- Iteration 22 --
+-100000
+-100000
+-100000
+-- Iteration 23 --
+100000
+100000
+100000
+-- Iteration 24 --
+-100000
+-100000
+-100000
+-- Iteration 25 --
+100000
+100000
+100000
+-- Iteration 26 --
+-100000
+-100000
+-100000
+-- Iteration 27 --
+1.0E-5
+1.0E-5
+1.0E-5
+-- Iteration 28 --
+-1.0E-5
+-1.0E-5
+-1.0E-5
+-- Iteration 29 --
+-2147483649
+-2147483649
+-2147483649
+-- Iteration 30 --
+2147483649
+2147483649
+2147483649
+-- Iteration 31 --
+2147483649
+2147483649
+2147483649
+-- Iteration 32 --
+-2147483649
+-2147483649
+-2147483649
+*** Testing print_r() on string variables ***
+
+-- Iteration 1 --
+
+
+
+-- Iteration 2 --
+
+
+
+-- Iteration 3 --
+ 
+ 
+ 
+-- Iteration 4 --
+ 
+ 
+ 
+-- Iteration 5 --
+0
+0
+0
+-- Iteration 6 --
+
+
+
+-- Iteration 7 --
+\0
+\0
+\0
+-- Iteration 8 --
+	
+	
+	
+-- Iteration 9 --
+\t
+\t
+\t
+-- Iteration 10 --
+PHP
+PHP
+PHP
+-- Iteration 11 --
+PHP
+PHP
+PHP
+-- Iteration 12 --
+abcdn12340567800efgh\xijkl
+abcdn12340567800efgh\xijkl
+abcdn12340567800efgh\xijkl
+-- Iteration 13 --
+abcdefghijklmnop0qrstuvwx0yz
+abcdefghijklmnop0qrstuvwx0yz
+abcdefghijklmnop0qrstuvwx0yz
+-- Iteration 14 --
+1234	
+5678
+	9100
+abcda
+1234	
+5678
+	9100
+abcda
+1234	
+5678
+	9100
+abcda
+*** Testing print_r() on boolean variables ***
+
+-- Iteration 1 --
+1
+1
+1
+-- Iteration 2 --
+
+
+
+-- Iteration 3 --
+1
+1
+1
+-- Iteration 4 --
+
+
+bool(true)
+
+bool(true)
+
+*** Testing print_r() on array variables ***
+
+-- Iteration 1 --
+Array
+(
+)
+
+Array
+(
+)
+
+Array
+(
+)
+
+-- Iteration 2 --
+Array
+(
+    [0] => 
+)
+
+Array
+(
+    [0] => 
+)
+
+Array
+(
+    [0] => 
+)
+
+-- Iteration 3 --
+Array
+(
+    [0] => 
+)
+
+Array
+(
+    [0] => 
+)
+
+Array
+(
+    [0] => 
+)
+
+-- Iteration 4 --
+Array
+(
+    [0] => 1
+)
+
+Array
+(
+    [0] => 1
+)
+
+Array
+(
+    [0] => 1
+)
+
+-- Iteration 5 --
+Array
+(
+    [0] => 
+)
+
+Array
+(
+    [0] => 
+)
+
+Array
+(
+    [0] => 
+)
+
+-- Iteration 6 --
+Array
+(
+    [0] => 
+)
+
+Array
+(
+    [0] => 
+)
+
+Array
+(
+    [0] => 
+)
+
+-- Iteration 7 --
+Array
+(
+    [0] => Array
+        (
+        )
+
+    [1] => Array
+        (
+        )
+
+)
+
+Array
+(
+    [0] => Array
+        (
+        )
+
+    [1] => Array
+        (
+        )
+
+)
+
+Array
+(
+    [0] => Array
+        (
+        )
+
+    [1] => Array
+        (
+        )
+
+)
+
+-- Iteration 8 --
+Array
+(
+    [0] => Array
+        (
+            [0] => 1
+            [1] => 2
+        )
+
+    [1] => Array
+        (
+            [0] => a
+            [1] => b
+        )
+
+)
+
+Array
+(
+    [0] => Array
+        (
+            [0] => 1
+            [1] => 2
+        )
+
+    [1] => Array
+        (
+            [0] => a
+            [1] => b
+        )
+
+)
+
+Array
+(
+    [0] => Array
+        (
+            [0] => 1
+            [1] => 2
+        )
+
+    [1] => Array
+        (
+            [0] => a
+            [1] => b
+        )
+
+)
+
+-- Iteration 9 --
+Array
+(
+    [1] => One
+)
+
+Array
+(
+    [1] => One
+)
+
+Array
+(
+    [1] => One
+)
+
+-- Iteration 10 --
+Array
+(
+    [test] => is_array
+)
+
+Array
+(
+    [test] => is_array
+)
+
+Array
+(
+    [test] => is_array
+)
+
+-- Iteration 11 --
+Array
+(
+    [0] => 0
+)
+
+Array
+(
+    [0] => 0
+)
+
+Array
+(
+    [0] => 0
+)
+
+-- Iteration 12 --
+Array
+(
+    [0] => -1
+)
+
+Array
+(
+    [0] => -1
+)
+
+Array
+(
+    [0] => -1
+)
+
+-- Iteration 13 --
+Array
+(
+    [0] => 10.5
+    [1] => 5.6
+)
+
+Array
+(
+    [0] => 10.5
+    [1] => 5.6
+)
+
+Array
+(
+    [0] => 10.5
+    [1] => 5.6
+)
+
+-- Iteration 14 --
+Array
+(
+    [0] => string
+    [1] => test
+)
+
+Array
+(
+    [0] => string
+    [1] => test
+)
+
+Array
+(
+    [0] => string
+    [1] => test
+)
+
+-- Iteration 15 --
+Array
+(
+    [0] => string
+    [1] => test
+)
+
+Array
+(
+    [0] => string
+    [1] => test
+)
+
+Array
+(
+    [0] => string
+    [1] => test
+)
+
+-- Iteration 16 --
+Array
+(
+    [0] => 1
+    [1] => 2
+    [2] => 3
+    [3] => 4
+    [4] => Array
+        (
+            [0] => 1
+            [1] => 2
+            [2] => 3
+            [3] => 4
+            [4] => Array
+ *RECURSION*
+        )
+
+)
+
+Array
+(
+    [0] => 1
+    [1] => 2
+    [2] => 3
+    [3] => 4
+    [4] => Array
+        (
+            [0] => 1
+            [1] => 2
+            [2] => 3
+            [3] => 4
+            [4] => Array
+ *RECURSION*
+        )
+
+)
+
+Array
+(
+    [0] => 1
+    [1] => 2
+    [2] => 3
+    [3] => 4
+    [4] => Array
+        (
+            [0] => 1
+            [1] => 2
+            [2] => 3
+            [3] => 4
+            [4] => Array
+ *RECURSION*
+        )
+
+)
+
+*** Testing print_r() on object variables ***
+
+-- Iteration 1 --
+object_class Object
+(
+    [value] => 50
+    [public_var1] => 10
+    [private_var1:private] => 20
+    [private_var2:private] => 21
+    [protected_var1:protected] => string_1
+    [protected_var2:protected] => string_2
+    [public_var2] => 11
+)
+
+object_class Object
+(
+    [value] => 50
+    [public_var1] => 10
+    [private_var1:private] => 20
+    [private_var2:private] => 21
+    [protected_var1:protected] => string_1
+    [protected_var2:protected] => string_2
+    [public_var2] => 11
+)
+
+object_class Object
+(
+    [value] => 50
+    [public_var1] => 10
+    [private_var1:private] => 20
+    [private_var2:private] => 21
+    [protected_var1:protected] => string_1
+    [protected_var2:protected] => string_2
+    [public_var2] => 11
+)
+
+-- Iteration 2 --
+no_member_class Object
+(
+)
+
+no_member_class Object
+(
+)
+
+no_member_class Object
+(
+)
+
+-- Iteration 3 --
+contains_object_class Object
+(
+    [p] => 30
+    [class_object1] => object_class Object
+        (
+            [value] => 50
+            [public_var1] => 10
+            [private_var1:private] => 20
+            [private_var2:private] => 21
+            [protected_var1:protected] => string_1
+            [protected_var2:protected] => string_2
+            [public_var2] => 11
+        )
+
+    [class_object2] => object_class Object
+        (
+            [value] => 50
+            [public_var1] => 10
+            [private_var1:private] => 20
+            [private_var2:private] => 21
+            [protected_var1:protected] => string_1
+            [protected_var2:protected] => string_2
+            [public_var2] => 11
+        )
+
+    [class_object3:private] => object_class Object
+        (
+            [value] => 50
+            [public_var1] => 10
+            [private_var1:private] => 20
+            [private_var2:private] => 21
+            [protected_var1:protected] => string_1
+            [protected_var2:protected] => string_2
+            [public_var2] => 11
+        )
+
+    [class_object4:protected] => object_class Object
+        (
+            [value] => 50
+            [public_var1] => 10
+            [private_var1:private] => 20
+            [private_var2:private] => 21
+            [protected_var1:protected] => string_1
+            [protected_var2:protected] => string_2
+            [public_var2] => 11
+        )
+
+    [no_member_class_object] => no_member_class Object
+        (
+        )
+
+    [class_object5] => contains_object_class Object
+ *RECURSION*
+)
+
+contains_object_class Object
+(
+    [p] => 30
+    [class_object1] => object_class Object
+        (
+            [value] => 50
+            [public_var1] => 10
+            [private_var1:private] => 20
+            [private_var2:private] => 21
+            [protected_var1:protected] => string_1
+            [protected_var2:protected] => string_2
+            [public_var2] => 11
+        )
+
+    [class_object2] => object_class Object
+        (
+            [value] => 50
+            [public_var1] => 10
+            [private_var1:private] => 20
+            [private_var2:private] => 21
+            [protected_var1:protected] => string_1
+            [protected_var2:protected] => string_2
+            [public_var2] => 11
+        )
+
+    [class_object3:private] => object_class Object
+        (
+            [value] => 50
+            [public_var1] => 10
+            [private_var1:private] => 20
+            [private_var2:private] => 21
+            [protected_var1:protected] => string_1
+            [protected_var2:protected] => string_2
+            [public_var2] => 11
+        )
+
+    [class_object4:protected] => object_class Object
+        (
+            [value] => 50
+            [public_var1] => 10
+            [private_var1:private] => 20
+            [private_var2:private] => 21
+            [protected_var1:protected] => string_1
+            [protected_var2:protected] => string_2
+            [public_var2] => 11
+        )
+
+    [no_member_class_object] => no_member_class Object
+        (
+        )
+
+    [class_object5] => contains_object_class Object
+ *RECURSION*
+)
+
+contains_object_class Object
+(
+    [p] => 30
+    [class_object1] => object_class Object
+        (
+            [value] => 50
+            [public_var1] => 10
+            [private_var1:private] => 20
+            [private_var2:private] => 21
+            [protected_var1:protected] => string_1
+            [protected_var2:protected] => string_2
+            [public_var2] => 11
+        )
+
+    [class_object2] => object_class Object
+        (
+            [value] => 50
+            [public_var1] => 10
+            [private_var1:private] => 20
+            [private_var2:private] => 21
+            [protected_var1:protected] => string_1
+            [protected_var2:protected] => string_2
+            [public_var2] => 11
+        )
+
+    [class_object3:private] => object_class Object
+        (
+            [value] => 50
+            [public_var1] => 10
+            [private_var1:private] => 20
+            [private_var2:private] => 21
+            [protected_var1:protected] => string_1
+            [protected_var2:protected] => string_2
+            [public_var2] => 11
+        )
+
+    [class_object4:protected] => object_class Object
+        (
+            [value] => 50
+            [public_var1] => 10
+            [private_var1:private] => 20
+            [private_var2:private] => 21
+            [protected_var1:protected] => string_1
+            [protected_var2:protected] => string_2
+            [public_var2] => 11
+        )
+
+    [no_member_class_object] => no_member_class Object
+        (
+        )
+
+    [class_object5] => contains_object_class Object
+ *RECURSION*
+)
+
+-- Iteration 4 --
+contains_object_class Object
+(
+    [p] => 30
+    [class_object1] => object_class Object
+        (
+            [value] => 50
+            [public_var1] => 10
+            [private_var1:private] => 20
+            [private_var2:private] => 21
+            [protected_var1:protected] => string_1
+            [protected_var2:protected] => string_2
+            [public_var2] => 11
+        )
+
+    [class_object2] => object_class Object
+        (
+            [value] => 50
+            [public_var1] => 10
+            [private_var1:private] => 20
+            [private_var2:private] => 21
+            [protected_var1:protected] => string_1
+            [protected_var2:protected] => string_2
+            [public_var2] => 11
+        )
+
+    [class_object3:private] => object_class Object
+        (
+            [value] => 50
+            [public_var1] => 10
+            [private_var1:private] => 20
+            [private_var2:private] => 21
+            [protected_var1:protected] => string_1
+            [protected_var2:protected] => string_2
+            [public_var2] => 11
+        )
+
+    [class_object4:protected] => object_class Object
+        (
+            [value] => 50
+            [public_var1] => 10
+            [private_var1:private] => 20
+            [private_var2:private] => 21
+            [protected_var1:protected] => string_1
+            [protected_var2:protected] => string_2
+            [public_var2] => 11
+        )
+
+    [no_member_class_object] => no_member_class Object
+        (
+        )
+
+    [class_object5] => contains_object_class Object
+ *RECURSION*
+)
+
+contains_object_class Object
+(
+    [p] => 30
+    [class_object1] => object_class Object
+        (
+            [value] => 50
+            [public_var1] => 10
+            [private_var1:private] => 20
+            [private_var2:private] => 21
+            [protected_var1:protected] => string_1
+            [protected_var2:protected] => string_2
+            [public_var2] => 11
+        )
+
+    [class_object2] => object_class Object
+        (
+            [value] => 50
+            [public_var1] => 10
+            [private_var1:private] => 20
+            [private_var2:private] => 21
+            [protected_var1:protected] => string_1
+            [protected_var2:protected] => string_2
+            [public_var2] => 11
+        )
+
+    [class_object3:private] => object_class Object
+        (
+            [value] => 50
+            [public_var1] => 10
+            [private_var1:private] => 20
+            [private_var2:private] => 21
+            [protected_var1:protected] => string_1
+            [protected_var2:protected] => string_2
+            [public_var2] => 11
+        )
+
+    [class_object4:protected] => object_class Object
+        (
+            [value] => 50
+            [public_var1] => 10
+            [private_var1:private] => 20
+            [private_var2:private] => 21
+            [protected_var1:protected] => string_1
+            [protected_var2:protected] => string_2
+            [public_var2] => 11
+        )
+
+    [no_member_class_object] => no_member_class Object
+        (
+        )
+
+    [class_object5] => contains_object_class Object
+ *RECURSION*
+)
+
+contains_object_class Object
+(
+    [p] => 30
+    [class_object1] => object_class Object
+        (
+            [value] => 50
+            [public_var1] => 10
+            [private_var1:private] => 20
+            [private_var2:private] => 21
+            [protected_var1:protected] => string_1
+            [protected_var2:protected] => string_2
+            [public_var2] => 11
+        )
+
+    [class_object2] => object_class Object
+        (
+            [value] => 50
+            [public_var1] => 10
+            [private_var1:private] => 20
+            [private_var2:private] => 21
+            [protected_var1:protected] => string_1
+            [protected_var2:protected] => string_2
+            [public_var2] => 11
+        )
+
+    [class_object3:private] => object_class Object
+        (
+            [value] => 50
+            [public_var1] => 10
+            [private_var1:private] => 20
+            [private_var2:private] => 21
+            [protected_var1:protected] => string_1
+            [protected_var2:protected] => string_2
+            [public_var2] => 11
+        )
+
+    [class_object4:protected] => object_class Object
+        (
+            [value] => 50
+            [public_var1] => 10
+            [private_var1:private] => 20
+            [private_var2:private] => 21
+            [protected_var1:protected] => string_1
+            [protected_var2:protected] => string_2
+            [public_var2] => 11
+        )
+
+    [no_member_class_object] => no_member_class Object
+        (
+        )
+
+    [class_object5] => contains_object_class Object
+ *RECURSION*
+)
+
+-- Iteration 5 --
+object_class Object
+(
+    [value] => 50
+    [public_var1] => 10
+    [private_var1:private] => 20
+    [private_var2:private] => 21
+    [protected_var1:protected] => string_1
+    [protected_var2:protected] => string_2
+    [public_var2] => 11
+)
+
+object_class Object
+(
+    [value] => 50
+    [public_var1] => 10
+    [private_var1:private] => 20
+    [private_var2:private] => 21
+    [protected_var1:protected] => string_1
+    [protected_var2:protected] => string_2
+    [public_var2] => 11
+)
+
+object_class Object
+(
+    [value] => 50
+    [public_var1] => 10
+    [private_var1:private] => 20
+    [private_var2:private] => 21
+    [protected_var1:protected] => string_1
+    [protected_var2:protected] => string_2
+    [public_var2] => 11
+)
+
+-- Iteration 6 --
+object_class Object
+(
+    [value] => 50
+    [public_var1] => 10
+    [private_var1:private] => 20
+    [private_var2:private] => 21
+    [protected_var1:protected] => string_1
+    [protected_var2:protected] => string_2
+    [public_var2] => 11
+)
+
+object_class Object
+(
+    [value] => 50
+    [public_var1] => 10
+    [private_var1:private] => 20
+    [private_var2:private] => 21
+    [protected_var1:protected] => string_1
+    [protected_var2:protected] => string_2
+    [public_var2] => 11
+)
+
+object_class Object
+(
+    [value] => 50
+    [public_var1] => 10
+    [private_var1:private] => 20
+    [private_var2:private] => 21
+    [protected_var1:protected] => string_1
+    [protected_var2:protected] => string_2
+    [public_var2] => 11
+)
+
+-- Iteration 7 --
+no_member_class Object
+(
+)
+
+no_member_class Object
+(
+)
+
+no_member_class Object
+(
+)
+
+-- Iteration 8 --
+object_class Object
+(
+    [value] => 50
+    [public_var1] => 10
+    [private_var1:private] => 20
+    [private_var2:private] => 21
+    [protected_var1:protected] => string_1
+    [protected_var2:protected] => string_2
+    [public_var2] => 11
+)
+
+object_class Object
+(
+    [value] => 50
+    [public_var1] => 10
+    [private_var1:private] => 20
+    [private_var2:private] => 21
+    [protected_var1:protected] => string_1
+    [protected_var2:protected] => string_2
+    [public_var2] => 11
+)
+
+object_class Object
+(
+    [value] => 50
+    [public_var1] => 10
+    [private_var1:private] => 20
+    [private_var2:private] => 21
+    [protected_var1:protected] => string_1
+    [protected_var2:protected] => string_2
+    [public_var2] => 11
+)
+
+-- Iteration 9 --
+
+
+
+** Testing print_r() on objects having circular reference **
+object_class Object
+(
+    [value] => 50
+    [public_var1] => 10
+    [private_var1:private] => 20
+    [private_var2:private] => 21
+    [protected_var1:protected] => string_1
+    [protected_var2:protected] => string_2
+    [public_var2] => 11
+    [obj] => object_class Object
+        (
+            [value] => 50
+            [public_var1] => 10
+            [private_var1:private] => 20
+            [private_var2:private] => 21
+            [protected_var1:protected] => string_1
+            [protected_var2:protected] => string_2
+            [public_var2] => 11
+            [obj] => object_class Object
+ *RECURSION*
+        )
+
+)
+
+*** Testing print_r() on resources ***
+
+-- Iteration 1 --
+Resource id #%d
+Resource id #%d
+Resource id #%d
+-- Iteration 2 --
+Resource id #%d
+Resource id #%d
+Resource id #%d
+*** Testing print_r() on different combinations of scalar 
+            and non-scalar variables ***
+
+-- Iteration 1 --
+Array
+(
+    [0] => 123
+    [1] => -1.2345
+    [2] => a
+)
+
+Array
+(
+    [0] => 123
+    [1] => -1.2345
+    [2] => a
+)
+
+Array
+(
+    [0] => 123
+    [1] => -1.2345
+    [2] => a
+)
+
+-- Iteration 2 --
+Array
+(
+    [0] => d
+    [1] => Array
+        (
+            [0] => 1
+            [1] => 3
+            [2] => 5
+        )
+
+    [2] => 1
+    [3] => 
+)
+
+Array
+(
+    [0] => d
+    [1] => Array
+        (
+            [0] => 1
+            [1] => 3
+            [2] => 5
+        )
+
+    [2] => 1
+    [3] => 
+)
+
+Array
+(
+    [0] => d
+    [1] => Array
+        (
+            [0] => 1
+            [1] => 3
+            [2] => 5
+        )
+
+    [2] => 1
+    [3] => 
+)
+
+-- Iteration 3 --
+Array
+(
+    [0] => no_member_class Object
+        (
+        )
+
+    [1] => Array
+        (
+        )
+
+    [2] => 
+    [3] => 0
+)
+
+Array
+(
+    [0] => no_member_class Object
+        (
+        )
+
+    [1] => Array
+        (
+        )
+
+    [2] => 
+    [3] => 0
+)
+
+Array
+(
+    [0] => no_member_class Object
+        (
+        )
+
+    [1] => Array
+        (
+        )
+
+    [2] => 
+    [3] => 0
+)
+
+-- Iteration 4 --
+Array
+(
+    [0] => 0
+    [1] => Where am I?
+    [2] => Array
+        (
+            [0] => 7
+            [1] => 8
+            [2] => 9
+        )
+
+    [3] => 1
+    [4] => A
+    [5] => 987654321
+)
+
+Array
+(
+    [0] => 0
+    [1] => Where am I?
+    [2] => Array
+        (
+            [0] => 7
+            [1] => 8
+            [2] => 9
+        )
+
+    [3] => 1
+    [4] => A
+    [5] => 987654321
+)
+
+Array
+(
+    [0] => 0
+    [1] => Where am I?
+    [2] => Array
+        (
+            [0] => 7
+            [1] => 8
+            [2] => 9
+        )
+
+    [3] => 1
+    [4] => A
+    [5] => 987654321
+)
+
+-- Iteration 5 --
+Array
+(
+    [0] => 
+    [1] => 20000000000
+    [2] => 79.1
+    [3] => 4.599998
+)
+
+Array
+(
+    [0] => 
+    [1] => 20000000000
+    [2] => 79.1
+    [3] => 4.599998
+)
+
+Array
+(
+    [0] => 
+    [1] => 20000000000
+    [2] => 79.1
+    [3] => 4.599998
+)
+
+-- Iteration 6 --
+Array
+(
+    [0] => array(1,2,3,4)1.0000002TRUE
+    [1] => 
+    [2] => 4611333
+    [3] => /00\7
+)
+
+Array
+(
+    [0] => array(1,2,3,4)1.0000002TRUE
+    [1] => 
+    [2] => 4611333
+    [3] => /00\7
+)
+
+Array
+(
+    [0] => array(1,2,3,4)1.0000002TRUE
+    [1] => 
+    [2] => 4611333
+    [3] => /00\7
+)
+
+*** Testing print_r() on miscelleneous input arguments ***
+
+-- Iteration 1 --
+
+
+
+-- Iteration 2 --
+
+
+
+-- Iteration 3 --
+
+
+
+-- Iteration 4 --
+
+
+
+*** Testing print_r() on anonymous functions ***
+New anonymous function: lambda_1
+2 * 3 = 6lambda_2
+
+*** Testing error conditions ***
+
+Warning: print_r() expects at least 1 parameter, 0 given in %s on line %d
+bool(false)
+
+Warning: print_r() expects at most 2 parameters, 3 given in %s on line %d
+bool(false)
+
+Notice: Undefined variable: value in %s on line %d
+string(0) ""
+Done
diff --git a/ext/standard/tests/general_functions/strval.phpt b/ext/standard/tests/general_functions/strval.phpt
new file mode 100644
index 0000000000..377cae1ef0
--- /dev/null
+++ b/ext/standard/tests/general_functions/strval.phpt
@@ -0,0 +1,308 @@
+--TEST--
+Test strval() function
+--FILE--
+<?php
+/* Prototype: string strval ( mixed $var );
+ * Description: Returns the string value of var
+ */
+
+echo "*** Testing str_val() with scalar values***\n";
+$heredoc_string = <<<EOD
+This is a multiline heredoc
+string. Numeric = 1232455.
+EOD;
+/* heredoc string with only numeric values */
+$heredoc_numeric_string = <<<EOD
+12345
+2345
+EOD;
+/* null heredoc string */
+$heredoc_empty_string = <<<EOD
+EOD;
+/* heredoc string with NULL */ 
+$heredoc_NULL_string = <<<EOD
+NULL
+EOD;
+
+// different valid  scalar vlaues 
+$scalars = array(
+  /* integers */
+  0,
+  1,
+  -1,
+  -2147483648, // max negative integer value
+  -2147483647, 
+  2147483647,  // max positive integer value
+  2147483640,
+  0x123B,      // integer as hexadecimal
+  0x12ab,
+  0Xfff,
+  0XFA,
+ 
+  /* floats */ 
+  -0x80000000, // max negative integer as hexadecimal
+  0x7fffffff,  // max postive integer as hexadecimal
+  0x7FFFFFFF,  // max postive integer as hexadecimal
+  0123,        // integer as octal
+  01912,       // should be quivalent to octal 1
+  -020000000000, // max negative integer as octal
+  017777777777,  // max positive integer as octal
+  -2147483649, // float value
+  2147483648,  // float value
+  -0x80000001, // float value, beyond max negative int
+  0x800000001, // float value, beyond max positive int
+  020000000001, // float value, beyond max positive int
+  -020000000001, // float value, beyond max negative int
+  0.0,
+  -0.1,
+  10.0000000000000000005,
+  10.5e+5,
+  1e-5,
+  .5e+7,
+  .6e-19,
+  .05E+44,
+  .0034E-30,
+
+  /* booleans */
+  true,  
+  TRUE,
+  FALSE,
+  false,  
+
+  /* strings */  
+  "",
+  '',
+  " ",
+  ' ',
+  '0',
+  "0",
+  "testing",
+  "0x564",
+  "0123",
+  "new\n",
+  'new\n',
+  "@#$$%^&&*()",
+  "        ",
+  "null",
+  'null',
+  'true',
+  "true",
+  /*"\0123",
+  "\0x12FF",*/
+  $heredoc_string, 
+  $heredoc_numeric_string,
+  $heredoc_empty_string
+);
+/* loop to check that strval() recognizes different 
+   scalar values and retuns the string conversion of same */
+$loop_counter = 1;
+foreach ($scalars as $scalar ) {
+   echo "-- Iteration $loop_counter --\n"; $loop_counter++;
+   var_dump( strval($scalar) );
+}
+
+echo "\n*** Testing strval() with non_scalar values ***\n";
+// get a resource type variable
+$fp = fopen(__FILE__, "r");
+$dfp = opendir( dirname(__FILE__) );
+
+// unset variable
+$unset_var = 10;
+unset ($unset_var);
+
+// non_scalar values, objects, arrays, resources and boolean 
+class foo
+{
+  function __toString() {
+    return "Object";
+  }
+}
+
+$not_scalars = array (
+  new foo, //object
+  $fp,  // resource
+  $dfp,
+  array(),  // arrays
+  array(NULL),
+  array(1,2,3,4),
+  array("string"),
+  NULL,  // nulls
+  null,
+  @$unset_var,  // unset variable
+  @$undefined_var
+);
+/* loop through the $not_scalars to see working of 
+   strval() on objects, arrays, boolean and others */
+$loop_counter = 1;
+foreach ($not_scalars as $value ) {
+   echo "-- Iteration $loop_counter --\n"; $loop_counter++;
+   var_dump( strval($value) );
+}
+
+echo "\n*** Testing error conditions ***\n";
+//Zero argument
+var_dump( strval() );
+
+//arguments more than expected 
+var_dump( strval( $scalars[0], $scalars[1]) );
+ 
+echo "Done\n";
+?>
+
+--CLEAN--
+// close the resources used
+fclose($fp);
+closedir($dfp);
+
+--EXPECTF--
+*** Testing str_val() with scalar values***
+-- Iteration 1 --
+string(1) "0"
+-- Iteration 2 --
+string(1) "1"
+-- Iteration 3 --
+string(2) "-1"
+-- Iteration 4 --
+string(11) "-2147483648"
+-- Iteration 5 --
+string(11) "-2147483647"
+-- Iteration 6 --
+string(10) "2147483647"
+-- Iteration 7 --
+string(10) "2147483640"
+-- Iteration 8 --
+string(4) "4667"
+-- Iteration 9 --
+string(4) "4779"
+-- Iteration 10 --
+string(4) "4095"
+-- Iteration 11 --
+string(3) "250"
+-- Iteration 12 --
+string(11) "-2147483648"
+-- Iteration 13 --
+string(10) "2147483647"
+-- Iteration 14 --
+string(10) "2147483647"
+-- Iteration 15 --
+string(2) "83"
+-- Iteration 16 --
+string(1) "1"
+-- Iteration 17 --
+string(11) "-2147483648"
+-- Iteration 18 --
+string(10) "2147483647"
+-- Iteration 19 --
+string(11) "-2147483649"
+-- Iteration 20 --
+string(10) "2147483648"
+-- Iteration 21 --
+string(11) "-2147483649"
+-- Iteration 22 --
+string(11) "34359738369"
+-- Iteration 23 --
+string(10) "2147483649"
+-- Iteration 24 --
+string(11) "-2147483649"
+-- Iteration 25 --
+string(1) "0"
+-- Iteration 26 --
+string(4) "-0.1"
+-- Iteration 27 --
+string(2) "10"
+-- Iteration 28 --
+string(7) "1050000"
+-- Iteration 29 --
+string(6) "1.0E-5"
+-- Iteration 30 --
+string(7) "5000000"
+-- Iteration 31 --
+string(7) "6.0E-20"
+-- Iteration 32 --
+string(7) "5.0E+42"
+-- Iteration 33 --
+string(7) "3.4E-33"
+-- Iteration 34 --
+string(1) "1"
+-- Iteration 35 --
+string(1) "1"
+-- Iteration 36 --
+string(0) ""
+-- Iteration 37 --
+string(0) ""
+-- Iteration 38 --
+string(0) ""
+-- Iteration 39 --
+string(0) ""
+-- Iteration 40 --
+string(1) " "
+-- Iteration 41 --
+string(1) " "
+-- Iteration 42 --
+string(1) "0"
+-- Iteration 43 --
+string(1) "0"
+-- Iteration 44 --
+string(7) "testing"
+-- Iteration 45 --
+string(5) "0x564"
+-- Iteration 46 --
+string(4) "0123"
+-- Iteration 47 --
+string(4) "new
+"
+-- Iteration 48 --
+string(5) "new\n"
+-- Iteration 49 --
+string(11) "@#$$%^&&*()"
+-- Iteration 50 --
+string(8) "        "
+-- Iteration 51 --
+string(4) "null"
+-- Iteration 52 --
+string(4) "null"
+-- Iteration 53 --
+string(4) "true"
+-- Iteration 54 --
+string(4) "true"
+-- Iteration 55 --
+string(54) "This is a multiline heredoc
+string. Numeric = 1232455."
+-- Iteration 56 --
+string(10) "12345
+2345"
+-- Iteration 57 --
+string(0) ""
+
+*** Testing strval() with non_scalar values ***
+-- Iteration 1 --
+string(6) "Object"
+-- Iteration 2 --
+string(14) "Resource id #5"
+-- Iteration 3 --
+string(14) "Resource id #6"
+-- Iteration 4 --
+string(5) "Array"
+-- Iteration 5 --
+string(5) "Array"
+-- Iteration 6 --
+string(5) "Array"
+-- Iteration 7 --
+string(5) "Array"
+-- Iteration 8 --
+string(0) ""
+-- Iteration 9 --
+string(0) ""
+-- Iteration 10 --
+string(0) ""
+-- Iteration 11 --
+string(0) ""
+
+*** Testing error conditions ***
+
+Warning: Wrong parameter count for strval() in %s on line %d
+NULL
+
+Warning: Wrong parameter count for strval() in %s on line %d
+NULL
+Done
diff --git a/ext/standard/tests/general_functions/var_dump.phpt b/ext/standard/tests/general_functions/var_dump.phpt
new file mode 100644
index 0000000000..9908884354
--- /dev/null
+++ b/ext/standard/tests/general_functions/var_dump.phpt
@@ -0,0 +1,1979 @@
+--TEST--
+Test var_dump() function
+--FILE--
+
+<?php
+/* Prototype: void var_dump ( mixed $expression [, mixed $expression [, $...]] );
+   Description: Displays structured information about one or more expressions that includes its type and value.
+*/
+
+/* Prototype: void check_vardump( $variables );
+   Description: use var_dump() to display the variables */
+function check_vardump( $variables ) {
+  $counter = 1;
+  foreach( $variables as $variable ) {
+    echo "-- Iteration $counter --\n";
+    var_dump($variable);
+    $counter++;
+  }
+}
+  
+echo "\n*** Testing var_dump() on integer variables ***\n";
+$integers = array ( 
+  0,  // zero as argument
+  000000123,  //octal value of 83
+  123000000,
+  -00000123,  //octal value of 83
+  -12300000,
+  range(1,10),  // positive values
+  range(-1,-10),  // negative values
+  +2147483647,  // max positive integer
+  +2147483648,  // max positive integer + 1
+  -2147483648,  // min range of integer
+  -2147483647,  // min range of integer + 1
+  0x7FFFFFFF,  // max positive hexadecimal integer
+  -0x80000000,  // min range of hexadecimal integer
+  017777777777,  // max posotive octal integer
+  -020000000000  // min range of octal integer
+);		    
+/* calling check_vardump() to display contents of integer variables 
+   using var_dump() */
+check_vardump($integers);
+
+echo "\n*** Testing var_dump() on float variables ***\n";
+$floats = array (
+  -0.0,
+  +0.0,
+  1.234,
+  -1.234,
+  -2.000000,
+  000002.00,
+  -.5,
+  .567,
+  -.6700000e-3,
+  -.6700000E+3,
+  .6700000E+3,
+  .6700000e+3,
+  -4.10003e-3,
+  -4.10003E+3,
+  4.100003e-3,
+  4.100003E+3,
+  1e5,
+  -1e5,
+  1e-5,
+  -1e-5,
+  1e+5,
+  -1e+5,
+  1E5,
+  -1E5,
+  1E+5,
+  -1E+5,
+  1E-5,
+  -1E-5,
+  -0x80000001,  // float value, beyond max negative int
+  0x80000001,  // float value, beyond max positive int
+  020000000001,  // float value, beyond max positive int
+  -020000000001  // float value, beyond max negative int 
+);
+/* calling check_vardump() to display contents of float variables 
+   using var_dump() */
+check_vardump($floats);
+
+echo "\n*** Testing var_dump() on string variables ***\n";
+$strings = array (
+  "",
+  '',
+  " ",
+  ' ',
+  "0",
+  "\0",
+  '\0',
+  "\t",
+  '\t',
+  "PHP",
+  'PHP',
+  "abcd\x0n1234\x0005678\x0000efgh\xijkl",  // strings with hexadecimal NULL
+  "abcd\0efgh\0ijkl\x00mnop\x000qrst\00uvwx\0000yz",  // strings with octal NULL
+  "1234\t\n5678\n\t9100\rabcda"  // strings with escape characters
+);
+/* calling check_vardump() to display contents of strings 
+   using var_dump() */
+check_vardump($strings);
+
+echo "\n*** Testing var_dump() on boolean variables ***\n";
+$booleans = array (
+  TRUE,
+  FALSE,
+  true,
+  false
+);	  
+/* calling check_vardump() to display boolean variables
+   using var_dump() */
+check_vardump($booleans);
+
+echo "\n*** Testing var_dump() on array variables ***\n";
+$arrays = array (
+  array(),
+  array(NULL),
+  array(null),
+  array(true),
+  array(""),
+  array(''),
+  array(array(), array()),
+  array(array(1, 2), array('a', 'b')),
+  array(1 => 'One'),
+  array("test" => "is_array"),
+  array(0),
+  array(-1),
+  array(10.5, 5.6),
+  array("string", "test"),
+  array('string', 'test'),
+  $array1 = array(1,2,3,4, &$array1)  // recursive array
+);
+/* calling check_vardump() to display contents of an array
+   using var_dump() */
+check_vardump($arrays);
+
+echo "\n*** Testing var_dump() on object variables ***\n";
+class object_class
+{
+  var       $value;
+  public    $public_var1 = 10;
+  private   $private_var1 = 20;
+  private   $private_var2;
+  protected $protected_var1 = "string_1";
+  protected $protected_var2;
+
+  function object_class ( ) {
+    $this->value = 50;
+    $this->public_var2 = 11;
+    $this->private_var2 = 21;
+    $this->protected_var2 = "string_2";
+  }
+
+  public function foo1() {
+    echo "foo1() is called\n";
+  }
+  protected function foo2() {
+    echo "foo2() is called\n";
+  }
+  private function foo3() {
+    echo "foo3() is called\n";
+  }
+}
+/* class with no member */
+class no_member_class {
+ // no members
+}
+
+/* class with member as object of other class */
+class contains_object_class
+{
+   var       $p = 30;
+   var       $class_object1;
+   public    $class_object2;
+   private   $class_object3;
+   protected $class_object4;
+   var       $no_member_class_object;
+
+   public function func() {
+     echo "func() is called \n";
+   }
+
+   function contains_object_class () {
+     $this->class_object1 = new object_class();
+     $this->class_object2 = new object_class();
+     $this->class_object3 = $this->class_object1;
+     $this->class_object4 = $this->class_object2;
+     $this->no_member_class_object = new no_member_class();
+     $this->class_object5 = $this;   //recursive reference
+   }
+}
+
+/* objects of different classes */
+$obj = new contains_object_class;
+$temp_class_obj = new object_class();
+
+/* object which is unset */
+$unset_obj = new object_class();
+unset($unset_obj);
+
+$objects = array (
+  new object_class,
+  new no_member_class,
+  new contains_object_class,
+  $obj,
+  $obj->class_object1,
+  $obj->class_object2,
+  $obj->no_member_class_object,
+  $temp_class_obj,
+  @$unset_obj
+);
+/* calling check_vardump() to display contents of the objects
+   using var_dump() */
+check_vardump($objects);
+
+echo "\n** Testing var_dump() on objects having circular reference **\n";
+$recursion_obj1 = new object_class();
+$recursion_obj2 = new object_class();
+$recursion_obj1->obj = &$recursion_obj2;  //circular reference
+$recursion_obj2->obj = &$recursion_obj1;  //circular reference
+var_dump($recursion_obj2);
+
+echo "\n*** Testing var_dump() on resources ***\n";
+/* file type resource */
+$file_handle = fopen(__FILE__, "r"); 
+
+/* directory type resource */
+$dir_handle = opendir( dirname(__FILE__) );
+
+$resources = array (
+  $file_handle,
+  $dir_handle
+);
+/* calling check_vardump() to display the resource content type
+   using var_dump() */
+check_vardump($resources);
+
+echo "\n*** Testing var_dump() on different combinations of scalar 
+            and non-scalar variables ***\n";
+/* a variable which is unset */
+$unset_var = 10.5;
+unset($unset_var);
+
+/* unset file type resource */
+unset($file_handle);
+
+$variations = array (
+  array( 123, -1.2345, "a" ),
+  array( "d", array(1, 3, 5), true, null),
+  array( new no_member_class, array(), false, 0 ),
+  array( -0.00, "Where am I?", array(7,8,9), TRUE, 'A', 987654321 ),
+  array( @$unset_var, 2.E+10, 100-20.9, 000004.599998 ),  //unusual data
+  array( "array(1,2,3,4)1.0000002TRUE", @$file_handle, 111333.00+45e5, '/00\7') 
+);
+/* calling check_vardump() to display combinations of scalar and
+   non-scalar variables using var_dump() */
+check_vardump($variations);
+
+echo "\n*** Testing var_dump() on miscelleneous input arguments ***\n";
+$misc_values = array (
+  @$unset_var,
+  NULL,  // NULL argument
+  @$undef_variable,  //undefined variable
+  null
+);
+/* calling check_vardump() to display miscelleneous data using var_dump() */
+check_vardump($misc_values);
+
+echo "\n*** Testing var_dump() on multiple arguments ***\n";
+var_dump( $integers, $floats, $strings, $arrays, $booleans, $resources, 
+          $objects, $misc_values, $variations );
+
+/* checking var_dump() on functions */
+echo "\n*** Testing var_dump() on anonymous functions ***\n";
+$newfunc = create_function('$a,$b', 'return "$a * $b = " . ($a * $b);');
+echo "New anonymous function: $newfunc\n";
+var_dump( $newfunc(2, 3) );
+/* creating anonymous function dynamically */
+var_dump( create_function('$a', 'return "$a * $a = " . ($a * $b);') );
+
+echo "\n*** Testing error conditions ***\n";
+//passing zero argument
+var_dump();
+
+/* closing resource handle used */
+closedir($dir_handle); 
+
+echo "Done\n";
+?>
+--EXPECTF--
+*** Testing var_dump() on integer variables ***
+-- Iteration 1 --
+int(0)
+-- Iteration 2 --
+int(83)
+-- Iteration 3 --
+int(123000000)
+-- Iteration 4 --
+int(-83)
+-- Iteration 5 --
+int(-12300000)
+-- Iteration 6 --
+array(10) {
+  [0]=>
+  int(1)
+  [1]=>
+  int(2)
+  [2]=>
+  int(3)
+  [3]=>
+  int(4)
+  [4]=>
+  int(5)
+  [5]=>
+  int(6)
+  [6]=>
+  int(7)
+  [7]=>
+  int(8)
+  [8]=>
+  int(9)
+  [9]=>
+  int(10)
+}
+-- Iteration 7 --
+array(10) {
+  [0]=>
+  int(-1)
+  [1]=>
+  int(-2)
+  [2]=>
+  int(-3)
+  [3]=>
+  int(-4)
+  [4]=>
+  int(-5)
+  [5]=>
+  int(-6)
+  [6]=>
+  int(-7)
+  [7]=>
+  int(-8)
+  [8]=>
+  int(-9)
+  [9]=>
+  int(-10)
+}
+-- Iteration 8 --
+int(2147483647)
+-- Iteration 9 --
+float(2147483648)
+-- Iteration 10 --
+float(-2147483648)
+-- Iteration 11 --
+int(-2147483647)
+-- Iteration 12 --
+int(2147483647)
+-- Iteration 13 --
+float(-2147483648)
+-- Iteration 14 --
+int(2147483647)
+-- Iteration 15 --
+float(-2147483648)
+
+*** Testing var_dump() on float variables ***
+-- Iteration 1 --
+float(0)
+-- Iteration 2 --
+float(0)
+-- Iteration 3 --
+float(1.234)
+-- Iteration 4 --
+float(-1.234)
+-- Iteration 5 --
+float(-2)
+-- Iteration 6 --
+float(2)
+-- Iteration 7 --
+float(-0.5)
+-- Iteration 8 --
+float(0.567)
+-- Iteration 9 --
+float(-0.00067)
+-- Iteration 10 --
+float(-670)
+-- Iteration 11 --
+float(670)
+-- Iteration 12 --
+float(670)
+-- Iteration 13 --
+float(-0.00410003)
+-- Iteration 14 --
+float(-4100.03)
+-- Iteration 15 --
+float(0.004100003)
+-- Iteration 16 --
+float(4100.003)
+-- Iteration 17 --
+float(100000)
+-- Iteration 18 --
+float(-100000)
+-- Iteration 19 --
+float(1.0E-5)
+-- Iteration 20 --
+float(-1.0E-5)
+-- Iteration 21 --
+float(100000)
+-- Iteration 22 --
+float(-100000)
+-- Iteration 23 --
+float(100000)
+-- Iteration 24 --
+float(-100000)
+-- Iteration 25 --
+float(100000)
+-- Iteration 26 --
+float(-100000)
+-- Iteration 27 --
+float(1.0E-5)
+-- Iteration 28 --
+float(-1.0E-5)
+-- Iteration 29 --
+float(-2147483649)
+-- Iteration 30 --
+float(2147483649)
+-- Iteration 31 --
+float(2147483649)
+-- Iteration 32 --
+float(-2147483649)
+
+*** Testing var_dump() on string variables ***
+-- Iteration 1 --
+string(0) ""
+-- Iteration 2 --
+string(0) ""
+-- Iteration 3 --
+string(1) " "
+-- Iteration 4 --
+string(1) " "
+-- Iteration 5 --
+string(1) "0"
+-- Iteration 6 --
+string(1) ""
+-- Iteration 7 --
+string(2) "\0"
+-- Iteration 8 --
+string(1) "	"
+-- Iteration 9 --
+string(2) "\t"
+-- Iteration 10 --
+string(3) "PHP"
+-- Iteration 11 --
+string(3) "PHP"
+-- Iteration 12 --
+string(29) "abcdn12340567800efgh\xijkl"
+-- Iteration 13 --
+string(34) "abcdefghijklmnop0qrstuvwx0yz"
+-- Iteration 14 --
+string(22) "1234	
+5678
+	9100
+abcda"
+
+*** Testing var_dump() on boolean variables ***
+-- Iteration 1 --
+bool(true)
+-- Iteration 2 --
+bool(false)
+-- Iteration 3 --
+bool(true)
+-- Iteration 4 --
+bool(false)
+
+*** Testing var_dump() on array variables ***
+-- Iteration 1 --
+array(0) {
+}
+-- Iteration 2 --
+array(1) {
+  [0]=>
+  NULL
+}
+-- Iteration 3 --
+array(1) {
+  [0]=>
+  NULL
+}
+-- Iteration 4 --
+array(1) {
+  [0]=>
+  bool(true)
+}
+-- Iteration 5 --
+array(1) {
+  [0]=>
+  string(0) ""
+}
+-- Iteration 6 --
+array(1) {
+  [0]=>
+  string(0) ""
+}
+-- Iteration 7 --
+array(2) {
+  [0]=>
+  array(0) {
+  }
+  [1]=>
+  array(0) {
+  }
+}
+-- Iteration 8 --
+array(2) {
+  [0]=>
+  array(2) {
+    [0]=>
+    int(1)
+    [1]=>
+    int(2)
+  }
+  [1]=>
+  array(2) {
+    [0]=>
+    string(1) "a"
+    [1]=>
+    string(1) "b"
+  }
+}
+-- Iteration 9 --
+array(1) {
+  [1]=>
+  string(3) "One"
+}
+-- Iteration 10 --
+array(1) {
+  ["test"]=>
+  string(8) "is_array"
+}
+-- Iteration 11 --
+array(1) {
+  [0]=>
+  int(0)
+}
+-- Iteration 12 --
+array(1) {
+  [0]=>
+  int(-1)
+}
+-- Iteration 13 --
+array(2) {
+  [0]=>
+  float(10.5)
+  [1]=>
+  float(5.6)
+}
+-- Iteration 14 --
+array(2) {
+  [0]=>
+  string(6) "string"
+  [1]=>
+  string(4) "test"
+}
+-- Iteration 15 --
+array(2) {
+  [0]=>
+  string(6) "string"
+  [1]=>
+  string(4) "test"
+}
+-- Iteration 16 --
+array(5) {
+  [0]=>
+  int(1)
+  [1]=>
+  int(2)
+  [2]=>
+  int(3)
+  [3]=>
+  int(4)
+  [4]=>
+  &array(5) {
+    [0]=>
+    int(1)
+    [1]=>
+    int(2)
+    [2]=>
+    int(3)
+    [3]=>
+    int(4)
+    [4]=>
+    &array(5) {
+      [0]=>
+      int(1)
+      [1]=>
+      int(2)
+      [2]=>
+      int(3)
+      [3]=>
+      int(4)
+      [4]=>
+      *RECURSION*
+    }
+  }
+}
+
+*** Testing var_dump() on object variables ***
+-- Iteration 1 --
+object(object_class)#%d (7) {
+  ["value"]=>
+  int(50)
+  ["public_var1"]=>
+  int(10)
+  ["private_var1:private"]=>
+  int(20)
+  ["private_var2:private"]=>
+  int(21)
+  ["protected_var1:protected"]=>
+  string(8) "string_1"
+  ["protected_var2:protected"]=>
+  string(8) "string_2"
+  ["public_var2"]=>
+  int(11)
+}
+-- Iteration 2 --
+object(no_member_class)#%d (0) {
+}
+-- Iteration 3 --
+object(contains_object_class)#%d (7) {
+  ["p"]=>
+  int(30)
+  ["class_object1"]=>
+  object(object_class)#%d (7) {
+    ["value"]=>
+    int(50)
+    ["public_var1"]=>
+    int(10)
+    ["private_var1:private"]=>
+    int(20)
+    ["private_var2:private"]=>
+    int(21)
+    ["protected_var1:protected"]=>
+    string(8) "string_1"
+    ["protected_var2:protected"]=>
+    string(8) "string_2"
+    ["public_var2"]=>
+    int(11)
+  }
+  ["class_object2"]=>
+  object(object_class)#%d (7) {
+    ["value"]=>
+    int(50)
+    ["public_var1"]=>
+    int(10)
+    ["private_var1:private"]=>
+    int(20)
+    ["private_var2:private"]=>
+    int(21)
+    ["protected_var1:protected"]=>
+    string(8) "string_1"
+    ["protected_var2:protected"]=>
+    string(8) "string_2"
+    ["public_var2"]=>
+    int(11)
+  }
+  ["class_object3:private"]=>
+  object(object_class)#%d (7) {
+    ["value"]=>
+    int(50)
+    ["public_var1"]=>
+    int(10)
+    ["private_var1:private"]=>
+    int(20)
+    ["private_var2:private"]=>
+    int(21)
+    ["protected_var1:protected"]=>
+    string(8) "string_1"
+    ["protected_var2:protected"]=>
+    string(8) "string_2"
+    ["public_var2"]=>
+    int(11)
+  }
+  ["class_object4:protected"]=>
+  object(object_class)#%d (7) {
+    ["value"]=>
+    int(50)
+    ["public_var1"]=>
+    int(10)
+    ["private_var1:private"]=>
+    int(20)
+    ["private_var2:private"]=>
+    int(21)
+    ["protected_var1:protected"]=>
+    string(8) "string_1"
+    ["protected_var2:protected"]=>
+    string(8) "string_2"
+    ["public_var2"]=>
+    int(11)
+  }
+  ["no_member_class_object"]=>
+  object(no_member_class)#%d (0) {
+  }
+  ["class_object5"]=>
+  object(contains_object_class)#%d (7) {
+    ["p"]=>
+    int(30)
+    ["class_object1"]=>
+    object(object_class)#%d (7) {
+      ["value"]=>
+      int(50)
+      ["public_var1"]=>
+      int(10)
+      ["private_var1:private"]=>
+      int(20)
+      ["private_var2:private"]=>
+      int(21)
+      ["protected_var1:protected"]=>
+      string(8) "string_1"
+      ["protected_var2:protected"]=>
+      string(8) "string_2"
+      ["public_var2"]=>
+      int(11)
+    }
+    ["class_object2"]=>
+    object(object_class)#%d (7) {
+      ["value"]=>
+      int(50)
+      ["public_var1"]=>
+      int(10)
+      ["private_var1:private"]=>
+      int(20)
+      ["private_var2:private"]=>
+      int(21)
+      ["protected_var1:protected"]=>
+      string(8) "string_1"
+      ["protected_var2:protected"]=>
+      string(8) "string_2"
+      ["public_var2"]=>
+      int(11)
+    }
+    ["class_object3:private"]=>
+    object(object_class)#%d (7) {
+      ["value"]=>
+      int(50)
+      ["public_var1"]=>
+      int(10)
+      ["private_var1:private"]=>
+      int(20)
+      ["private_var2:private"]=>
+      int(21)
+      ["protected_var1:protected"]=>
+      string(8) "string_1"
+      ["protected_var2:protected"]=>
+      string(8) "string_2"
+      ["public_var2"]=>
+      int(11)
+    }
+    ["class_object4:protected"]=>
+    object(object_class)#%d (7) {
+      ["value"]=>
+      int(50)
+      ["public_var1"]=>
+      int(10)
+      ["private_var1:private"]=>
+      int(20)
+      ["private_var2:private"]=>
+      int(21)
+      ["protected_var1:protected"]=>
+      string(8) "string_1"
+      ["protected_var2:protected"]=>
+      string(8) "string_2"
+      ["public_var2"]=>
+      int(11)
+    }
+    ["no_member_class_object"]=>
+    object(no_member_class)#%d (0) {
+    }
+    ["class_object5"]=>
+    *RECURSION*
+  }
+}
+-- Iteration 4 --
+object(contains_object_class)#%d (7) {
+  ["p"]=>
+  int(30)
+  ["class_object1"]=>
+  object(object_class)#%d (7) {
+    ["value"]=>
+    int(50)
+    ["public_var1"]=>
+    int(10)
+    ["private_var1:private"]=>
+    int(20)
+    ["private_var2:private"]=>
+    int(21)
+    ["protected_var1:protected"]=>
+    string(8) "string_1"
+    ["protected_var2:protected"]=>
+    string(8) "string_2"
+    ["public_var2"]=>
+    int(11)
+  }
+  ["class_object2"]=>
+  object(object_class)#%d (7) {
+    ["value"]=>
+    int(50)
+    ["public_var1"]=>
+    int(10)
+    ["private_var1:private"]=>
+    int(20)
+    ["private_var2:private"]=>
+    int(21)
+    ["protected_var1:protected"]=>
+    string(8) "string_1"
+    ["protected_var2:protected"]=>
+    string(8) "string_2"
+    ["public_var2"]=>
+    int(11)
+  }
+  ["class_object3:private"]=>
+  object(object_class)#%d (7) {
+    ["value"]=>
+    int(50)
+    ["public_var1"]=>
+    int(10)
+    ["private_var1:private"]=>
+    int(20)
+    ["private_var2:private"]=>
+    int(21)
+    ["protected_var1:protected"]=>
+    string(8) "string_1"
+    ["protected_var2:protected"]=>
+    string(8) "string_2"
+    ["public_var2"]=>
+    int(11)
+  }
+  ["class_object4:protected"]=>
+  object(object_class)#%d (7) {
+    ["value"]=>
+    int(50)
+    ["public_var1"]=>
+    int(10)
+    ["private_var1:private"]=>
+    int(20)
+    ["private_var2:private"]=>
+    int(21)
+    ["protected_var1:protected"]=>
+    string(8) "string_1"
+    ["protected_var2:protected"]=>
+    string(8) "string_2"
+    ["public_var2"]=>
+    int(11)
+  }
+  ["no_member_class_object"]=>
+  object(no_member_class)#%d (0) {
+  }
+  ["class_object5"]=>
+  object(contains_object_class)#%d (7) {
+    ["p"]=>
+    int(30)
+    ["class_object1"]=>
+    object(object_class)#%d (7) {
+      ["value"]=>
+      int(50)
+      ["public_var1"]=>
+      int(10)
+      ["private_var1:private"]=>
+      int(20)
+      ["private_var2:private"]=>
+      int(21)
+      ["protected_var1:protected"]=>
+      string(8) "string_1"
+      ["protected_var2:protected"]=>
+      string(8) "string_2"
+      ["public_var2"]=>
+      int(11)
+    }
+    ["class_object2"]=>
+    object(object_class)#%d (7) {
+      ["value"]=>
+      int(50)
+      ["public_var1"]=>
+      int(10)
+      ["private_var1:private"]=>
+      int(20)
+      ["private_var2:private"]=>
+      int(21)
+      ["protected_var1:protected"]=>
+      string(8) "string_1"
+      ["protected_var2:protected"]=>
+      string(8) "string_2"
+      ["public_var2"]=>
+      int(11)
+    }
+    ["class_object3:private"]=>
+    object(object_class)#%d (7) {
+      ["value"]=>
+      int(50)
+      ["public_var1"]=>
+      int(10)
+      ["private_var1:private"]=>
+      int(20)
+      ["private_var2:private"]=>
+      int(21)
+      ["protected_var1:protected"]=>
+      string(8) "string_1"
+      ["protected_var2:protected"]=>
+      string(8) "string_2"
+      ["public_var2"]=>
+      int(11)
+    }
+    ["class_object4:protected"]=>
+    object(object_class)#%d (7) {
+      ["value"]=>
+      int(50)
+      ["public_var1"]=>
+      int(10)
+      ["private_var1:private"]=>
+      int(20)
+      ["private_var2:private"]=>
+      int(21)
+      ["protected_var1:protected"]=>
+      string(8) "string_1"
+      ["protected_var2:protected"]=>
+      string(8) "string_2"
+      ["public_var2"]=>
+      int(11)
+    }
+    ["no_member_class_object"]=>
+    object(no_member_class)#%d (0) {
+    }
+    ["class_object5"]=>
+    *RECURSION*
+  }
+}
+-- Iteration 5 --
+object(object_class)#%d (7) {
+  ["value"]=>
+  int(50)
+  ["public_var1"]=>
+  int(10)
+  ["private_var1:private"]=>
+  int(20)
+  ["private_var2:private"]=>
+  int(21)
+  ["protected_var1:protected"]=>
+  string(8) "string_1"
+  ["protected_var2:protected"]=>
+  string(8) "string_2"
+  ["public_var2"]=>
+  int(11)
+}
+-- Iteration 6 --
+object(object_class)#%d (7) {
+  ["value"]=>
+  int(50)
+  ["public_var1"]=>
+  int(10)
+  ["private_var1:private"]=>
+  int(20)
+  ["private_var2:private"]=>
+  int(21)
+  ["protected_var1:protected"]=>
+  string(8) "string_1"
+  ["protected_var2:protected"]=>
+  string(8) "string_2"
+  ["public_var2"]=>
+  int(11)
+}
+-- Iteration 7 --
+object(no_member_class)#%d (0) {
+}
+-- Iteration 8 --
+object(object_class)#%d (7) {
+  ["value"]=>
+  int(50)
+  ["public_var1"]=>
+  int(10)
+  ["private_var1:private"]=>
+  int(20)
+  ["private_var2:private"]=>
+  int(21)
+  ["protected_var1:protected"]=>
+  string(8) "string_1"
+  ["protected_var2:protected"]=>
+  string(8) "string_2"
+  ["public_var2"]=>
+  int(11)
+}
+-- Iteration 9 --
+NULL
+
+** Testing var_dump() on objects having circular reference **
+object(object_class)#%d (8) {
+  ["value"]=>
+  int(50)
+  ["public_var1"]=>
+  int(10)
+  ["private_var1:private"]=>
+  int(20)
+  ["private_var2:private"]=>
+  int(21)
+  ["protected_var1:protected"]=>
+  string(8) "string_1"
+  ["protected_var2:protected"]=>
+  string(8) "string_2"
+  ["public_var2"]=>
+  int(11)
+  ["obj"]=>
+  &object(object_class)#%d (8) {
+    ["value"]=>
+    int(50)
+    ["public_var1"]=>
+    int(10)
+    ["private_var1:private"]=>
+    int(20)
+    ["private_var2:private"]=>
+    int(21)
+    ["protected_var1:protected"]=>
+    string(8) "string_1"
+    ["protected_var2:protected"]=>
+    string(8) "string_2"
+    ["public_var2"]=>
+    int(11)
+    ["obj"]=>
+    &object(object_class)#%d (8) {
+      ["value"]=>
+      int(50)
+      ["public_var1"]=>
+      int(10)
+      ["private_var1:private"]=>
+      int(20)
+      ["private_var2:private"]=>
+      int(21)
+      ["protected_var1:protected"]=>
+      string(8) "string_1"
+      ["protected_var2:protected"]=>
+      string(8) "string_2"
+      ["public_var2"]=>
+      int(11)
+      ["obj"]=>
+      &object(object_class)#%d (8) {
+        ["value"]=>
+        int(50)
+        ["public_var1"]=>
+        int(10)
+        ["private_var1:private"]=>
+        int(20)
+        ["private_var2:private"]=>
+        int(21)
+        ["protected_var1:protected"]=>
+        string(8) "string_1"
+        ["protected_var2:protected"]=>
+        string(8) "string_2"
+        ["public_var2"]=>
+        int(11)
+        ["obj"]=>
+        *RECURSION*
+      }
+    }
+  }
+}
+
+*** Testing var_dump() on resources ***
+-- Iteration 1 --
+resource(%d) of type (stream)
+-- Iteration 2 --
+resource(%d) of type (stream)
+
+*** Testing var_dump() on different combinations of scalar 
+            and non-scalar variables ***
+-- Iteration 1 --
+array(3) {
+  [0]=>
+  int(123)
+  [1]=>
+  float(-1.2345)
+  [2]=>
+  string(1) "a"
+}
+-- Iteration 2 --
+array(4) {
+  [0]=>
+  string(1) "d"
+  [1]=>
+  array(3) {
+    [0]=>
+    int(1)
+    [1]=>
+    int(3)
+    [2]=>
+    int(5)
+  }
+  [2]=>
+  bool(true)
+  [3]=>
+  NULL
+}
+-- Iteration 3 --
+array(4) {
+  [0]=>
+  object(no_member_class)#%d (0) {
+  }
+  [1]=>
+  array(0) {
+  }
+  [2]=>
+  bool(false)
+  [3]=>
+  int(0)
+}
+-- Iteration 4 --
+array(6) {
+  [0]=>
+  float(0)
+  [1]=>
+  string(11) "Where am I?"
+  [2]=>
+  array(3) {
+    [0]=>
+    int(7)
+    [1]=>
+    int(8)
+    [2]=>
+    int(9)
+  }
+  [3]=>
+  bool(true)
+  [4]=>
+  string(1) "A"
+  [5]=>
+  int(987654321)
+}
+-- Iteration 5 --
+array(4) {
+  [0]=>
+  NULL
+  [1]=>
+  float(20000000000)
+  [2]=>
+  float(79.1)
+  [3]=>
+  float(4.599998)
+}
+-- Iteration 6 --
+array(4) {
+  [0]=>
+  string(27) "array(1,2,3,4)1.0000002TRUE"
+  [1]=>
+  NULL
+  [2]=>
+  float(4611333)
+  [3]=>
+  string(5) "/00\7"
+}
+
+*** Testing var_dump() on miscelleneous input arguments ***
+-- Iteration 1 --
+NULL
+-- Iteration 2 --
+NULL
+-- Iteration 3 --
+NULL
+-- Iteration 4 --
+NULL
+
+*** Testing var_dump() on multiple arguments ***
+array(15) {
+  [0]=>
+  int(0)
+  [1]=>
+  int(83)
+  [2]=>
+  int(123000000)
+  [3]=>
+  int(-83)
+  [4]=>
+  int(-12300000)
+  [5]=>
+  array(10) {
+    [0]=>
+    int(1)
+    [1]=>
+    int(2)
+    [2]=>
+    int(3)
+    [3]=>
+    int(4)
+    [4]=>
+    int(5)
+    [5]=>
+    int(6)
+    [6]=>
+    int(7)
+    [7]=>
+    int(8)
+    [8]=>
+    int(9)
+    [9]=>
+    int(10)
+  }
+  [6]=>
+  array(10) {
+    [0]=>
+    int(-1)
+    [1]=>
+    int(-2)
+    [2]=>
+    int(-3)
+    [3]=>
+    int(-4)
+    [4]=>
+    int(-5)
+    [5]=>
+    int(-6)
+    [6]=>
+    int(-7)
+    [7]=>
+    int(-8)
+    [8]=>
+    int(-9)
+    [9]=>
+    int(-10)
+  }
+  [7]=>
+  int(2147483647)
+  [8]=>
+  float(2147483648)
+  [9]=>
+  float(-2147483648)
+  [10]=>
+  int(-2147483647)
+  [11]=>
+  int(2147483647)
+  [12]=>
+  float(-2147483648)
+  [13]=>
+  int(2147483647)
+  [14]=>
+  float(-2147483648)
+}
+array(32) {
+  [0]=>
+  float(0)
+  [1]=>
+  float(0)
+  [2]=>
+  float(1.234)
+  [3]=>
+  float(-1.234)
+  [4]=>
+  float(-2)
+  [5]=>
+  float(2)
+  [6]=>
+  float(-0.5)
+  [7]=>
+  float(0.567)
+  [8]=>
+  float(-0.00067)
+  [9]=>
+  float(-670)
+  [10]=>
+  float(670)
+  [11]=>
+  float(670)
+  [12]=>
+  float(-0.00410003)
+  [13]=>
+  float(-4100.03)
+  [14]=>
+  float(0.004100003)
+  [15]=>
+  float(4100.003)
+  [16]=>
+  float(100000)
+  [17]=>
+  float(-100000)
+  [18]=>
+  float(1.0E-5)
+  [19]=>
+  float(-1.0E-5)
+  [20]=>
+  float(100000)
+  [21]=>
+  float(-100000)
+  [22]=>
+  float(100000)
+  [23]=>
+  float(-100000)
+  [24]=>
+  float(100000)
+  [25]=>
+  float(-100000)
+  [26]=>
+  float(1.0E-5)
+  [27]=>
+  float(-1.0E-5)
+  [28]=>
+  float(-2147483649)
+  [29]=>
+  float(2147483649)
+  [30]=>
+  float(2147483649)
+  [31]=>
+  float(-2147483649)
+}
+array(14) {
+  [0]=>
+  string(0) ""
+  [1]=>
+  string(0) ""
+  [2]=>
+  string(1) " "
+  [3]=>
+  string(1) " "
+  [4]=>
+  string(1) "0"
+  [5]=>
+  string(1) ""
+  [6]=>
+  string(2) "\0"
+  [7]=>
+  string(1) "	"
+  [8]=>
+  string(2) "\t"
+  [9]=>
+  string(3) "PHP"
+  [10]=>
+  string(3) "PHP"
+  [11]=>
+  string(29) "abcdn12340567800efgh\xijkl"
+  [12]=>
+  string(34) "abcdefghijklmnop0qrstuvwx0yz"
+  [13]=>
+  string(22) "1234	
+5678
+	9100
+abcda"
+}
+array(16) {
+  [0]=>
+  array(0) {
+  }
+  [1]=>
+  array(1) {
+    [0]=>
+    NULL
+  }
+  [2]=>
+  array(1) {
+    [0]=>
+    NULL
+  }
+  [3]=>
+  array(1) {
+    [0]=>
+    bool(true)
+  }
+  [4]=>
+  array(1) {
+    [0]=>
+    string(0) ""
+  }
+  [5]=>
+  array(1) {
+    [0]=>
+    string(0) ""
+  }
+  [6]=>
+  array(2) {
+    [0]=>
+    array(0) {
+    }
+    [1]=>
+    array(0) {
+    }
+  }
+  [7]=>
+  array(2) {
+    [0]=>
+    array(2) {
+      [0]=>
+      int(1)
+      [1]=>
+      int(2)
+    }
+    [1]=>
+    array(2) {
+      [0]=>
+      string(1) "a"
+      [1]=>
+      string(1) "b"
+    }
+  }
+  [8]=>
+  array(1) {
+    [1]=>
+    string(3) "One"
+  }
+  [9]=>
+  array(1) {
+    ["test"]=>
+    string(8) "is_array"
+  }
+  [10]=>
+  array(1) {
+    [0]=>
+    int(0)
+  }
+  [11]=>
+  array(1) {
+    [0]=>
+    int(-1)
+  }
+  [12]=>
+  array(2) {
+    [0]=>
+    float(10.5)
+    [1]=>
+    float(5.6)
+  }
+  [13]=>
+  array(2) {
+    [0]=>
+    string(6) "string"
+    [1]=>
+    string(4) "test"
+  }
+  [14]=>
+  array(2) {
+    [0]=>
+    string(6) "string"
+    [1]=>
+    string(4) "test"
+  }
+  [15]=>
+  array(5) {
+    [0]=>
+    int(1)
+    [1]=>
+    int(2)
+    [2]=>
+    int(3)
+    [3]=>
+    int(4)
+    [4]=>
+    &array(5) {
+      [0]=>
+      int(1)
+      [1]=>
+      int(2)
+      [2]=>
+      int(3)
+      [3]=>
+      int(4)
+      [4]=>
+      &array(5) {
+        [0]=>
+        int(1)
+        [1]=>
+        int(2)
+        [2]=>
+        int(3)
+        [3]=>
+        int(4)
+        [4]=>
+        *RECURSION*
+      }
+    }
+  }
+}
+array(4) {
+  [0]=>
+  bool(true)
+  [1]=>
+  bool(false)
+  [2]=>
+  bool(true)
+  [3]=>
+  bool(false)
+}
+array(2) {
+  [0]=>
+  resource(%d) of type (stream)
+  [1]=>
+  resource(%d) of type (stream)
+}
+array(9) {
+  [0]=>
+  object(object_class)#%d (7) {
+    ["value"]=>
+    int(50)
+    ["public_var1"]=>
+    int(10)
+    ["private_var1:private"]=>
+    int(20)
+    ["private_var2:private"]=>
+    int(21)
+    ["protected_var1:protected"]=>
+    string(8) "string_1"
+    ["protected_var2:protected"]=>
+    string(8) "string_2"
+    ["public_var2"]=>
+    int(11)
+  }
+  [1]=>
+  object(no_member_class)#%d (0) {
+  }
+  [2]=>
+  object(contains_object_class)#%d (7) {
+    ["p"]=>
+    int(30)
+    ["class_object1"]=>
+    object(object_class)#%d (7) {
+      ["value"]=>
+      int(50)
+      ["public_var1"]=>
+      int(10)
+      ["private_var1:private"]=>
+      int(20)
+      ["private_var2:private"]=>
+      int(21)
+      ["protected_var1:protected"]=>
+      string(8) "string_1"
+      ["protected_var2:protected"]=>
+      string(8) "string_2"
+      ["public_var2"]=>
+      int(11)
+    }
+    ["class_object2"]=>
+    object(object_class)#%d (7) {
+      ["value"]=>
+      int(50)
+      ["public_var1"]=>
+      int(10)
+      ["private_var1:private"]=>
+      int(20)
+      ["private_var2:private"]=>
+      int(21)
+      ["protected_var1:protected"]=>
+      string(8) "string_1"
+      ["protected_var2:protected"]=>
+      string(8) "string_2"
+      ["public_var2"]=>
+      int(11)
+    }
+    ["class_object3:private"]=>
+    object(object_class)#%d (7) {
+      ["value"]=>
+      int(50)
+      ["public_var1"]=>
+      int(10)
+      ["private_var1:private"]=>
+      int(20)
+      ["private_var2:private"]=>
+      int(21)
+      ["protected_var1:protected"]=>
+      string(8) "string_1"
+      ["protected_var2:protected"]=>
+      string(8) "string_2"
+      ["public_var2"]=>
+      int(11)
+    }
+    ["class_object4:protected"]=>
+    object(object_class)#%d (7) {
+      ["value"]=>
+      int(50)
+      ["public_var1"]=>
+      int(10)
+      ["private_var1:private"]=>
+      int(20)
+      ["private_var2:private"]=>
+      int(21)
+      ["protected_var1:protected"]=>
+      string(8) "string_1"
+      ["protected_var2:protected"]=>
+      string(8) "string_2"
+      ["public_var2"]=>
+      int(11)
+    }
+    ["no_member_class_object"]=>
+    object(no_member_class)#%d (0) {
+    }
+    ["class_object5"]=>
+    object(contains_object_class)#%d (7) {
+      ["p"]=>
+      int(30)
+      ["class_object1"]=>
+      object(object_class)#%d (7) {
+        ["value"]=>
+        int(50)
+        ["public_var1"]=>
+        int(10)
+        ["private_var1:private"]=>
+        int(20)
+        ["private_var2:private"]=>
+        int(21)
+        ["protected_var1:protected"]=>
+        string(8) "string_1"
+        ["protected_var2:protected"]=>
+        string(8) "string_2"
+        ["public_var2"]=>
+        int(11)
+      }
+      ["class_object2"]=>
+      object(object_class)#%d (7) {
+        ["value"]=>
+        int(50)
+        ["public_var1"]=>
+        int(10)
+        ["private_var1:private"]=>
+        int(20)
+        ["private_var2:private"]=>
+        int(21)
+        ["protected_var1:protected"]=>
+        string(8) "string_1"
+        ["protected_var2:protected"]=>
+        string(8) "string_2"
+        ["public_var2"]=>
+        int(11)
+      }
+      ["class_object3:private"]=>
+      object(object_class)#%d (7) {
+        ["value"]=>
+        int(50)
+        ["public_var1"]=>
+        int(10)
+        ["private_var1:private"]=>
+        int(20)
+        ["private_var2:private"]=>
+        int(21)
+        ["protected_var1:protected"]=>
+        string(8) "string_1"
+        ["protected_var2:protected"]=>
+        string(8) "string_2"
+        ["public_var2"]=>
+        int(11)
+      }
+      ["class_object4:protected"]=>
+      object(object_class)#%d (7) {
+        ["value"]=>
+        int(50)
+        ["public_var1"]=>
+        int(10)
+        ["private_var1:private"]=>
+        int(20)
+        ["private_var2:private"]=>
+        int(21)
+        ["protected_var1:protected"]=>
+        string(8) "string_1"
+        ["protected_var2:protected"]=>
+        string(8) "string_2"
+        ["public_var2"]=>
+        int(11)
+      }
+      ["no_member_class_object"]=>
+      object(no_member_class)#%d (0) {
+      }
+      ["class_object5"]=>
+      *RECURSION*
+    }
+  }
+  [3]=>
+  object(contains_object_class)#%d (7) {
+    ["p"]=>
+    int(30)
+    ["class_object1"]=>
+    object(object_class)#%d (7) {
+      ["value"]=>
+      int(50)
+      ["public_var1"]=>
+      int(10)
+      ["private_var1:private"]=>
+      int(20)
+      ["private_var2:private"]=>
+      int(21)
+      ["protected_var1:protected"]=>
+      string(8) "string_1"
+      ["protected_var2:protected"]=>
+      string(8) "string_2"
+      ["public_var2"]=>
+      int(11)
+    }
+    ["class_object2"]=>
+    object(object_class)#%d (7) {
+      ["value"]=>
+      int(50)
+      ["public_var1"]=>
+      int(10)
+      ["private_var1:private"]=>
+      int(20)
+      ["private_var2:private"]=>
+      int(21)
+      ["protected_var1:protected"]=>
+      string(8) "string_1"
+      ["protected_var2:protected"]=>
+      string(8) "string_2"
+      ["public_var2"]=>
+      int(11)
+    }
+    ["class_object3:private"]=>
+    object(object_class)#%d (7) {
+      ["value"]=>
+      int(50)
+      ["public_var1"]=>
+      int(10)
+      ["private_var1:private"]=>
+      int(20)
+      ["private_var2:private"]=>
+      int(21)
+      ["protected_var1:protected"]=>
+      string(8) "string_1"
+      ["protected_var2:protected"]=>
+      string(8) "string_2"
+      ["public_var2"]=>
+      int(11)
+    }
+    ["class_object4:protected"]=>
+    object(object_class)#%d (7) {
+      ["value"]=>
+      int(50)
+      ["public_var1"]=>
+      int(10)
+      ["private_var1:private"]=>
+      int(20)
+      ["private_var2:private"]=>
+      int(21)
+      ["protected_var1:protected"]=>
+      string(8) "string_1"
+      ["protected_var2:protected"]=>
+      string(8) "string_2"
+      ["public_var2"]=>
+      int(11)
+    }
+    ["no_member_class_object"]=>
+    object(no_member_class)#%d (0) {
+    }
+    ["class_object5"]=>
+    object(contains_object_class)#%d (7) {
+      ["p"]=>
+      int(30)
+      ["class_object1"]=>
+      object(object_class)#%d (7) {
+        ["value"]=>
+        int(50)
+        ["public_var1"]=>
+        int(10)
+        ["private_var1:private"]=>
+        int(20)
+        ["private_var2:private"]=>
+        int(21)
+        ["protected_var1:protected"]=>
+        string(8) "string_1"
+        ["protected_var2:protected"]=>
+        string(8) "string_2"
+        ["public_var2"]=>
+        int(11)
+      }
+      ["class_object2"]=>
+      object(object_class)#%d (7) {
+        ["value"]=>
+        int(50)
+        ["public_var1"]=>
+        int(10)
+        ["private_var1:private"]=>
+        int(20)
+        ["private_var2:private"]=>
+        int(21)
+        ["protected_var1:protected"]=>
+        string(8) "string_1"
+        ["protected_var2:protected"]=>
+        string(8) "string_2"
+        ["public_var2"]=>
+        int(11)
+      }
+      ["class_object3:private"]=>
+      object(object_class)#%d (7) {
+        ["value"]=>
+        int(50)
+        ["public_var1"]=>
+        int(10)
+        ["private_var1:private"]=>
+        int(20)
+        ["private_var2:private"]=>
+        int(21)
+        ["protected_var1:protected"]=>
+        string(8) "string_1"
+        ["protected_var2:protected"]=>
+        string(8) "string_2"
+        ["public_var2"]=>
+        int(11)
+      }
+      ["class_object4:protected"]=>
+      object(object_class)#%d (7) {
+        ["value"]=>
+        int(50)
+        ["public_var1"]=>
+        int(10)
+        ["private_var1:private"]=>
+        int(20)
+        ["private_var2:private"]=>
+        int(21)
+        ["protected_var1:protected"]=>
+        string(8) "string_1"
+        ["protected_var2:protected"]=>
+        string(8) "string_2"
+        ["public_var2"]=>
+        int(11)
+      }
+      ["no_member_class_object"]=>
+      object(no_member_class)#%d (0) {
+      }
+      ["class_object5"]=>
+      *RECURSION*
+    }
+  }
+  [4]=>
+  object(object_class)#%d (7) {
+    ["value"]=>
+    int(50)
+    ["public_var1"]=>
+    int(10)
+    ["private_var1:private"]=>
+    int(20)
+    ["private_var2:private"]=>
+    int(21)
+    ["protected_var1:protected"]=>
+    string(8) "string_1"
+    ["protected_var2:protected"]=>
+    string(8) "string_2"
+    ["public_var2"]=>
+    int(11)
+  }
+  [5]=>
+  object(object_class)#%d (7) {
+    ["value"]=>
+    int(50)
+    ["public_var1"]=>
+    int(10)
+    ["private_var1:private"]=>
+    int(20)
+    ["private_var2:private"]=>
+    int(21)
+    ["protected_var1:protected"]=>
+    string(8) "string_1"
+    ["protected_var2:protected"]=>
+    string(8) "string_2"
+    ["public_var2"]=>
+    int(11)
+  }
+  [6]=>
+  object(no_member_class)#%d (0) {
+  }
+  [7]=>
+  object(object_class)#%d (7) {
+    ["value"]=>
+    int(50)
+    ["public_var1"]=>
+    int(10)
+    ["private_var1:private"]=>
+    int(20)
+    ["private_var2:private"]=>
+    int(21)
+    ["protected_var1:protected"]=>
+    string(8) "string_1"
+    ["protected_var2:protected"]=>
+    string(8) "string_2"
+    ["public_var2"]=>
+    int(11)
+  }
+  [8]=>
+  NULL
+}
+array(4) {
+  [0]=>
+  NULL
+  [1]=>
+  NULL
+  [2]=>
+  NULL
+  [3]=>
+  NULL
+}
+array(6) {
+  [0]=>
+  array(3) {
+    [0]=>
+    int(123)
+    [1]=>
+    float(-1.2345)
+    [2]=>
+    string(1) "a"
+  }
+  [1]=>
+  array(4) {
+    [0]=>
+    string(1) "d"
+    [1]=>
+    array(3) {
+      [0]=>
+      int(1)
+      [1]=>
+      int(3)
+      [2]=>
+      int(5)
+    }
+    [2]=>
+    bool(true)
+    [3]=>
+    NULL
+  }
+  [2]=>
+  array(4) {
+    [0]=>
+    object(no_member_class)#%d (0) {
+    }
+    [1]=>
+    array(0) {
+    }
+    [2]=>
+    bool(false)
+    [3]=>
+    int(0)
+  }
+  [3]=>
+  array(6) {
+    [0]=>
+    float(0)
+    [1]=>
+    string(11) "Where am I?"
+    [2]=>
+    array(3) {
+      [0]=>
+      int(7)
+      [1]=>
+      int(8)
+      [2]=>
+      int(9)
+    }
+    [3]=>
+    bool(true)
+    [4]=>
+    string(1) "A"
+    [5]=>
+    int(987654321)
+  }
+  [4]=>
+  array(4) {
+    [0]=>
+    NULL
+    [1]=>
+    float(20000000000)
+    [2]=>
+    float(79.1)
+    [3]=>
+    float(4.599998)
+  }
+  [5]=>
+  array(4) {
+    [0]=>
+    string(27) "array(1,2,3,4)1.0000002TRUE"
+    [1]=>
+    NULL
+    [2]=>
+    float(4611333)
+    [3]=>
+    string(5) "/00\7"
+  }
+}
+
+*** Testing var_dump() on anonymous functions ***
+New anonymous function: lambda_1
+string(9) "2 * 3 = 6"
+string(9) "lambda_2"
+
+*** Testing error conditions ***
+
+Warning: Wrong parameter count for var_dump() in %s on line %d
+Done