3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $array = array(1,2,3,4,5,6,7,8,9); function walk($a, $index = 9){ if (count($a) == $index +1) { echo($a[$index]); } else { echo($a[$index]); walk($a, $index +1); } } walk($array);