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) == $index + 1) { echo($a[$index]); } else { echo($a[$index]); walk($a, $index + 1); } } walk($array);
Output for 4.3.0 - 5.6.21, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
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