var_dump(preg_match('/\d+/', '123 456 789 012', $match, 0, -8));
var_dump($match);
+var_dump(preg_match('/\d+/', '123 456 789 012', $match, 0, -500));
+var_dump($match);
+
var_dump(preg_match_all('/\d+/', '123 456 789 012', $match, 0, -8));
var_dump($match);
[0]=>
string(3) "789"
}
+int(1)
+array(1) {
+ [0]=>
+ string(3) "123"
+}
int(2)
array(1) {
[0]=>
}
}
-Warning: preg_match: numeric named subpatterns are not allowed in %smatch_flags3.php on line 11
+Warning: preg_match: numeric named subpatterns are not allowed in %smatch_flags3.php on line 14
bool(false)
--- /dev/null
+--TEST--
+preg_replace_callback() 2
+--FILE--
+<?php
+
+function f() {
+ throw new Exception();
+}
+
+try {
+var_dump(preg_replace_callback('/\w/', 'f', 'z'));
+} catch(Exception $e) {}
+
+function g($x) {
+ return "'$x[0]'";
+}
+
+var_dump(preg_replace_callback('@\b\w{1,2}\b@', 'g', array('a b3 bcd', 'v' => 'aksfjk', 12 => 'aa bb')));
+
+var_dump(preg_replace_callback('~\A.~', 'g', array(array('xyz'))));
+
+var_dump(preg_replace_callback('~\A.~', create_function('$m', 'return strtolower($m[0]);'), 'ABC'));
+?>
+--EXPECTF--
+Warning: preg_replace_callback(): Unable to call custom replacement function ins %preg_replace_callback2.php on line 8
+array(3) {
+ [0]=>
+ string(12) "'a' 'b3' bcd"
+ ["v"]=>
+ string(6) "aksfjk"
+ [12]=>
+ string(9) "'aa' 'bb'"
+}
+
+Notice: Array to string conversion in %spreg_replace_callback2.php on line 17
+array(1) {
+ [0]=>
+ string(7) "'A'rray"
+}
+string(3) "aBC"