3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $f = function($argument){ echo $argument; } $f('hello world');
Output for 5.4.0 - 5.4.4
Parse error: syntax error, unexpected '$f' (T_VARIABLE) in /in/YFqo3 on line 5
Process exited with code 255.
Output for 5.3.0 - 5.3.14
Parse error: syntax error, unexpected T_VARIABLE in /in/YFqo3 on line 5
Process exited with code 255.