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, $index = 0){ if (count($a) == $index + 1) { return; } else { walk($a, $index + 1); echo($a[$index]); } } walk($array);
Output for 4.3.0 - 7.1.0
87654321