3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php (function () { echo 'fff'; })();
Output for hhvm-3.18.4 - 3.21.0, 7.0.0 - 7.3.0beta1
fff
Output for 5.6.0 - 5.6.30
Parse error: syntax error, unexpected '(' in /in/4CC1G on line 5
Process exited with code 255.