3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $fn = (function() { $i = 0; return function() use(&$i) { return $i++; }; })(); $fn(); // 0 $fn(); // 1 $fn(); // 2
based on dmQY5
Output for 7.0.0 - 7.2.0
Output for 5.3.18 - 5.6.28
Parse error: syntax error, unexpected '(' in /in/MV8Nv on line 8
Process exited with code 255.