3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(1, 2, 3); foreach ($a as $n => $e) { print_r(array($n, $e)); } $a = array(1, 2, 3); while (list($n, $e) = each ($a)) { print_r(array($n, $e)); }

preferences:
43.51 ms | 402 KiB | 5 Q