3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = function($iteratie=0) { global $a; echo "$iteratie\n"; if ($iteratie>=5) return $iteratie; else return print($iteratie + $a(++$iteratie)); }; echo $a();
Output for 5.3.0 - 7.1.0
0 1 2 3 4 5 1054321
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/vTlfq on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION in /in/vTlfq on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/vTlfq on line 2
Process exited with code 255.