3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $one = range(1,99999); $two = range('aaa','bbb'); $three = range(1,99999); function callme($a,$b,$c) { foreach( $a as $x) foreach( $b as $x ) foreach( $c as $x) unset($x); return $a; } callme($one, $two, $three);
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0

Process exited with code 137.