3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $foo = function () { print "a"; }; $bar = (array)$foo; ($bar[0])();
based on gGcYQ
Output for 7.0.0 - 7.2.0
a
Output for 5.3.21 - 5.6.28
Parse error: syntax error, unexpected '(' in /in/jDcMp on line 6
Process exited with code 255.