3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $f = function($s) { echo $s*2; }; $f(4); echo "\n"; $g = function($a,$h) { echo ($a + $h(4)); }; $g(5,$f);
Output for 5.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
8 85
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/OmnMb on line 3
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/OmnMb on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/OmnMb on line 3
Process exited with code 255.