3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $a=array("1","2","3","4"); array_unshift($a,""); unset($a[0]); print_r($a);
Output for 4.3.0 - 7.2.0
Array ( [1] => 1 [2] => 2 [3] => 3 [4] => 4 )