3v4l.org

run code in 300+ PHP versions simultaneously
<?php $vector = 'system("ls");';//$_GET['vector']; array_map('assert', array($vector)); array_filter(array($vector), 'assert'); array_reduce(array($vector), 'call_user_func', 'assert'); array_diff_uassoc(array($vector => 1, 'assert' => 1), array(), 'call_user_func'); array_diff_ukey(array('assert' => 1), array($vector => 1), 'call_user_func'); array_udiff(array('assert'), array($vector), 'call_user_func'); array_udiff_assoc(array('assert'), array($vector), 'call_user_func'); array_diff_uassoc(array('assert' => 1), array($vector => 1), 'call_user_func'); array_intersect_uassoc(array($vector => 1, 'assert' => 1), array(), 'call_user_func'); array_intersect_ukey(array('assert' => 1), array($vector => 1), 'call_user_func'); array_uintersect(array($vector, 'assert'), array(), 'call_user_func'); array_uintersect_assoc(array('assert'), array($vector), 'call_user_func'); $a = array('assert' => 'assert'); $b = array("print'register_shutdown_function'" => "print'call_user_func'"); array_uintersect_uassoc($a, $b, 'call_user_func', 'register_shutdown_function'); array_walk($c = array($vector => 'assert'), 'call_user_func'); array_walk_recursive($c = array($vector => 'assert'), 'call_user_func'); call_user_func('assert', $vector); call_user_func_array('assert', array($vector)); iterator_apply(new ArrayIterator(array(1)), 'call_user_func', array('assert', $vector)); register_shutdown_function('assert', $vector); usort($c = array($vector, 'assert'), 'call_user_func'); uasort($c = array(1 => $vector, 2 => 'assert'), 'call_user_func'); uksort($c = array($vector => 1, 'assert' => 1), 'call_user_func');
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Uncaught TypeError: call_user_func(): Argument #1 ($callback) must be a valid callback, function "system("ls");" not found or invalid function name in /in/HDNBl:13 Stack trace: #0 [internal function]: call_user_func('system("ls");', 'assert') #1 /in/HDNBl(13): array_diff_uassoc(Array, Array, 'call_user_func') #2 {main} thrown in /in/HDNBl on line 13
Process exited with code 255.
Output for 7.2.29 - 7.2.33, 7.3.16 - 7.3.31, 7.4.3 - 7.4.33
Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 4 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 7 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 10 Warning: call_user_func() expects parameter 1 to be a valid callback, function 'system("ls");' not found or invalid function name in /in/HDNBl on line 13 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 16 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 19 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 22 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 25 Warning: call_user_func() expects parameter 1 to be a valid callback, function 'system("ls");' not found or invalid function name in /in/HDNBl on line 28 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 31 Warning: call_user_func() expects parameter 1 to be a valid callback, function 'system("ls");' not found or invalid function name in /in/HDNBl on line 34 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 37 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 42 Notice: Only variables should be passed by reference in /in/HDNBl on line 45 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 45 Notice: Only variables should be passed by reference in /in/HDNBl on line 48 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 48 Deprecated: assert(): Calling assert() with a string argument is deprecated in /in/HDNBl on line 51 Warning: system(): Unable to fork [ls] in /in/HDNBl(51) : assert code on line 1 Warning: assert(): Assertion "system("ls");" failed in /in/HDNBl on line 51 Deprecated: assert(): Calling assert() with a string argument is deprecated in /in/HDNBl on line 54 Warning: system(): Unable to fork [ls] in /in/HDNBl(54) : assert code on line 1 Warning: assert(): Assertion "system("ls");" failed in /in/HDNBl on line 54 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 57 Notice: Only variables should be passed by reference in /in/HDNBl on line 63 Warning: call_user_func() expects parameter 1 to be a valid callback, function 'system("ls");' not found or invalid function name in /in/HDNBl on line 63 Notice: Only variables should be passed by reference in /in/HDNBl on line 66 Warning: call_user_func() expects parameter 1 to be a valid callback, function 'system("ls");' not found or invalid function name in /in/HDNBl on line 66 Notice: Only variables should be passed by reference in /in/HDNBl on line 69 Warning: call_user_func() expects parameter 1 to be a valid callback, function 'system("ls");' not found or invalid function name in /in/HDNBl on line 69 Warning: Cannot call assert() with string argument dynamically in Unknown on line 0 Warning: Cannot call assert() with string argument dynamically in Unknown on line 0
Output for 7.2.0 - 7.2.13, 7.3.0 - 7.3.1, 7.4.0
Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 4 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 7 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 10 Warning: call_user_func() expects parameter 1 to be a valid callback, function 'system("ls");' not found or invalid function name in /in/HDNBl on line 13 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 16 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 19 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 22 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 25 Warning: call_user_func() expects parameter 1 to be a valid callback, function 'system("ls");' not found or invalid function name in /in/HDNBl on line 28 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 31 Warning: call_user_func() expects parameter 1 to be a valid callback, function 'system("ls");' not found or invalid function name in /in/HDNBl on line 34 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 37 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 42 Notice: Only variables should be passed by reference in /in/HDNBl on line 45 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 45 Notice: Only variables should be passed by reference in /in/HDNBl on line 48 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 48 Deprecated: assert(): Calling assert() with a string argument is deprecated in /in/HDNBl on line 51 Warning: assert(): Assertion "system("ls");" failed in /in/HDNBl on line 51 Deprecated: assert(): Calling assert() with a string argument is deprecated in /in/HDNBl on line 54 Warning: assert(): Assertion "system("ls");" failed in /in/HDNBl on line 54 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 57 Notice: Only variables should be passed by reference in /in/HDNBl on line 63 Warning: call_user_func() expects parameter 1 to be a valid callback, function 'system("ls");' not found or invalid function name in /in/HDNBl on line 63 Notice: Only variables should be passed by reference in /in/HDNBl on line 66 Warning: call_user_func() expects parameter 1 to be a valid callback, function 'system("ls");' not found or invalid function name in /in/HDNBl on line 66 Notice: Only variables should be passed by reference in /in/HDNBl on line 69 Warning: call_user_func() expects parameter 1 to be a valid callback, function 'system("ls");' not found or invalid function name in /in/HDNBl on line 69 Warning: Cannot call assert() with string argument dynamically in Unknown on line 0 Warning: Cannot call assert() with string argument dynamically in Unknown on line 0
Output for 7.3.32 - 7.3.33
Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 4 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 7 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 10 Warning: call_user_func() expects parameter 1 to be a valid callback, function 'system("ls");' not found or invalid function name in /in/HDNBl on line 13 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 16 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 19 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 22 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 25 Warning: call_user_func() expects parameter 1 to be a valid callback, function 'system("ls");' not found or invalid function name in /in/HDNBl on line 28 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 31 Warning: call_user_func() expects parameter 1 to be a valid callback, function 'system("ls");' not found or invalid function name in /in/HDNBl on line 34 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 37 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 42 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 45 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 48 Warning: system(): Unable to fork [ls] in /in/HDNBl(51) : assert code on line 1 Warning: assert(): Assertion "system("ls");" failed in /in/HDNBl on line 51 Warning: system(): Unable to fork [ls] in /in/HDNBl(54) : assert code on line 1 Warning: assert(): Assertion "system("ls");" failed in /in/HDNBl on line 54 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 57 Warning: call_user_func() expects parameter 1 to be a valid callback, function 'system("ls");' not found or invalid function name in /in/HDNBl on line 63 Warning: call_user_func() expects parameter 1 to be a valid callback, function 'system("ls");' not found or invalid function name in /in/HDNBl on line 66 Warning: call_user_func() expects parameter 1 to be a valid callback, function 'system("ls");' not found or invalid function name in /in/HDNBl on line 69 Warning: Cannot call assert() with string argument dynamically in Unknown on line 0 Warning: Cannot call assert() with string argument dynamically in Unknown on line 0
Output for 7.1.0 - 7.1.25
Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 4 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 7 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 10 Warning: call_user_func() expects parameter 1 to be a valid callback, function 'system("ls");' not found or invalid function name in /in/HDNBl on line 13 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 16 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 19 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 22 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 25 Warning: call_user_func() expects parameter 1 to be a valid callback, function 'system("ls");' not found or invalid function name in /in/HDNBl on line 28 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 31 Warning: call_user_func() expects parameter 1 to be a valid callback, function 'system("ls");' not found or invalid function name in /in/HDNBl on line 34 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 37 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 42 Notice: Only variables should be passed by reference in /in/HDNBl on line 45 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 45 Notice: Only variables should be passed by reference in /in/HDNBl on line 48 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 48 Warning: assert(): Assertion "system("ls");" failed in /in/HDNBl on line 51 Warning: assert(): Assertion "system("ls");" failed in /in/HDNBl on line 54 Warning: Cannot call assert() with string argument dynamically in /in/HDNBl on line 57 Notice: Only variables should be passed by reference in /in/HDNBl on line 63 Warning: call_user_func() expects parameter 1 to be a valid callback, function 'system("ls");' not found or invalid function name in /in/HDNBl on line 63 Notice: Only variables should be passed by reference in /in/HDNBl on line 66 Warning: call_user_func() expects parameter 1 to be a valid callback, function 'system("ls");' not found or invalid function name in /in/HDNBl on line 66 Notice: Only variables should be passed by reference in /in/HDNBl on line 69 Warning: call_user_func() expects parameter 1 to be a valid callback, function 'system("ls");' not found or invalid function name in /in/HDNBl on line 69 Warning: Cannot call assert() with string argument dynamically in Unknown on line 0 Warning: Cannot call assert() with string argument dynamically in Unknown on line 0
Output for 7.0.0 - 7.0.20
Warning: assert(): Assertion "system("ls");" failed in /in/HDNBl on line 4 Warning: assert(): Assertion "system("ls");" failed in /in/HDNBl on line 7 Warning: assert(): Assertion "system("ls");" failed in /in/HDNBl on line 10 Warning: call_user_func() expects parameter 1 to be a valid callback, function 'system("ls");' not found or invalid function name in /in/HDNBl on line 13 Warning: assert(): Assertion "system("ls");" failed in /in/HDNBl on line 16 Warning: assert(): Assertion "system("ls");" failed in /in/HDNBl on line 19 Warning: assert(): Assertion "system("ls");" failed in /in/HDNBl on line 22 Warning: assert(): Assertion "system("ls");" failed in /in/HDNBl on line 25 Warning: call_user_func() expects parameter 1 to be a valid callback, function 'system("ls");' not found or invalid function name in /in/HDNBl on line 28 Warning: assert(): Assertion "system("ls");" failed in /in/HDNBl on line 31 Warning: call_user_func() expects parameter 1 to be a valid callback, function 'system("ls");' not found or invalid function name in /in/HDNBl on line 34 Warning: assert(): Assertion "system("ls");" failed in /in/HDNBl on line 37 call_user_func Notice: Only variables should be passed by reference in /in/HDNBl on line 45 Warning: assert(): Assertion "system("ls");" failed in /in/HDNBl on line 45 Notice: Only variables should be passed by reference in /in/HDNBl on line 48 Warning: assert(): Assertion "system("ls");" failed in /in/HDNBl on line 48 Warning: assert(): Assertion "system("ls");" failed in /in/HDNBl on line 51 Warning: assert(): Assertion "system("ls");" failed in /in/HDNBl on line 54 Warning: assert(): Assertion "system("ls");" failed in /in/HDNBl on line 57 Notice: Only variables should be passed by reference in /in/HDNBl on line 63 Warning: call_user_func() expects parameter 1 to be a valid callback, function 'system("ls");' not found or invalid function name in /in/HDNBl on line 63 Notice: Only variables should be passed by reference in /in/HDNBl on line 66 Warning: call_user_func() expects parameter 1 to be a valid callback, function 'system("ls");' not found or invalid function name in /in/HDNBl on line 66 Notice: Only variables should be passed by reference in /in/HDNBl on line 69 Warning: call_user_func() expects parameter 1 to be a valid callback, function 'system("ls");' not found or invalid function name in /in/HDNBl on line 69 register_shutdown_function Warning: assert(): Assertion "system("ls");" failed in Unknown on line 0
Output for 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
Warning: assert(): Assertion "system("ls");" failed in /in/HDNBl on line 4 Warning: assert(): Assertion "system("ls");" failed in /in/HDNBl on line 7 Warning: assert(): Assertion "system("ls");" failed in /in/HDNBl on line 10 Warning: assert(): Assertion "system("ls");" failed in /in/HDNBl on line 13 Warning: assert(): Assertion "system("ls");" failed in /in/HDNBl on line 16 Warning: assert(): Assertion "system("ls");" failed in /in/HDNBl on line 19 Warning: assert(): Assertion "system("ls");" failed in /in/HDNBl on line 22 Warning: assert(): Assertion "system("ls");" failed in /in/HDNBl on line 25 Warning: assert(): Assertion "system("ls");" failed in /in/HDNBl on line 28 Warning: assert(): Assertion "system("ls");" failed in /in/HDNBl on line 31 Warning: assert(): Assertion "system("ls");" failed in /in/HDNBl on line 34 Warning: assert(): Assertion "system("ls");" failed in /in/HDNBl on line 37 call_user_func Strict Standards: Only variables should be passed by reference in /in/HDNBl on line 45 Warning: assert(): Assertion "system("ls");" failed in /in/HDNBl on line 45 Strict Standards: Only variables should be passed by reference in /in/HDNBl on line 48 Warning: assert(): Assertion "system("ls");" failed in /in/HDNBl on line 48 Warning: assert(): Assertion "system("ls");" failed in /in/HDNBl on line 51 Warning: assert(): Assertion "system("ls");" failed in /in/HDNBl on line 54 Warning: assert(): Assertion "system("ls");" failed in /in/HDNBl on line 57 Strict Standards: Only variables should be passed by reference in /in/HDNBl on line 63 Warning: assert(): Assertion "system("ls");" failed in /in/HDNBl on line 63 Strict Standards: Only variables should be passed by reference in /in/HDNBl on line 66 Warning: assert(): Assertion "system("ls");" failed in /in/HDNBl on line 66 Strict Standards: Only variables should be passed by reference in /in/HDNBl on line 69 Warning: assert(): Assertion "system("ls");" failed in /in/HDNBl on line 69 register_shutdown_function Warning: Unknown: Assertion "system("ls");" failed in Unknown on line 0

preferences:
195.77 ms | 410 KiB | 242 Q