3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = "Hello"; $b = function() { echo ",world"; }; $arr = [$a,$b]; array_walk($arr, function($v) { echo get_class($v); if ($v instanceof Closure) { call_user_func($v); } else { echo $v; } });
Output for 5.4.0 - 5.6.28, 7.0.0 - 7.1.0
Warning: get_class() expects parameter 1 to be object, string given in /in/SsiXT on line 10 HelloClosure,world
Output for hhvm-3.12.0
HelloClosure$;654310206$cd6a724f3168d7e812bcdd5db057d3ca$,world
Output for hhvm-3.10.0

Process exited with code 153.
Output for 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/SsiXT on line 7
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/SsiXT on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION in /in/SsiXT on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/SsiXT on line 5
Process exited with code 255.