3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php function fact($i) { if ($i === 5) { // our base case return '$i is 5'; } else { return fact($i - 1); // <--calling itself. } } $i = 10; echo fact($i);
based on Yd8W3
Output for 4.3.0 - 7.2.0
$i is 5