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1 --TEST--

2 Testing rtrim() function

3 --FILE--

4 <?php

6 /* Testing the Normal behaviour of rtrim() function */

8 echo "\n *** Output for Normal Behaviour ***\n";

9 var_dump ( rtrim("rtrim test \t\0 ") ); /* without second Argument */

10 var_dump ( rtrim("rtrim test " , "") ); /* no characters in second Argument */

11 var_dump ( rtrim("rtrim test ", NULL) ); /* with NULL as second Argument */

12 var_dump ( rtrim("rtrim test ", true) ); /* with boolean value as second Argument */

13 var_dump ( rtrim("rtrim test ", " ") ); /* with single space as second Argument */

14 var_dump ( rtrim("rtrim test \t\n\r\0\x0B", "\t\n\r\0\x0B") ); /* with multiple escape sequences as second Argument */

15 var_dump ( rtrim("rtrim testABCXYZ", "A..Z") ); /* with characters range as second Argument */

16 var_dump ( rtrim("rtrim test0123456789", "0..9") ); /* with numbers range as second Argument */

17 var_dump ( rtrim("rtrim test$#@", "#@$") ); /* with some special characters as second Argument */

20 /* Use of class and objects */

21 echo "\n*** Checking with OBJECTS ***\n";

22 class string1 {

23 public function __toString() {

24 return "Object";

25 }

26 }

27 $obj = new string1;

28 var_dump( rtrim($obj, "tc") );

30 /* String with embedded NULL */

31 echo "\n*** String with embedded NULL ***\n";

32 var_dump( rtrim("234\x0005678\x0000efgh\xijkl\x0n1", "\x0n1") );

34 /* heredoc string */

35 $str = <<<EOD

36 us

37 ing heredoc string

38 EOD;

40 echo "\n *** Using heredoc string ***\n";

41 var_dump( rtrim($str, "ing") );

43 echo "Done\n";

44 ?>

45 --EXPECTF--

46 *** Output for Normal Behaviour ***

47 string(10) "rtrim test"

48 string(13) "rtrim test "

49 string(18) "rtrim test "

50 string(18) "rtrim test "

51 string(10) "rtrim test"

52 string(11) "rtrim test "

53 string(10) "rtrim test"

54 string(10) "rtrim test"

55 string(10) "rtrim test"

57 *** Checking with OBJECTS ***

58 string(4) "Obje"

60 *** String with embedded NULL ***

61 string(22) "234\005678\000efgh\xijkl"

63 *** Using heredoc string ***

64 string(18) "us

65 ing heredoc str"

66 Done