3v4l.org

run code in 300+ PHP versions simultaneously
<?php $transport = array('foot', 'bike', 'car', 'plane'); $i=0; while (list(, $val)=each($transport)) { print $val; if($i==0) {$transport[]='merce';$i=1;} }

preferences:
37.97 ms | 402 KiB | 5 Q