3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = function () { return 'hehe'; } $b = function ($callback) { return $callback(); } $b($a);
Output for 5.4.0 - 5.4.28
Parse error: syntax error, unexpected '$b' (T_VARIABLE) in /in/joFiT on line 7
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected T_VARIABLE in /in/joFiT 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/joFiT 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/joFiT on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/joFiT on line 3
Process exited with code 255.