3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php (function() { echo "hej\n";})();
Output for 7.0.0 - 7.2.0
hej
Output for 5.3.19 - 5.6.28
Parse error: syntax error, unexpected '(' in /in/CCZF8 on line 2
Process exited with code 255.