3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $a = array(0 => 0, 1=>1, 2=>2); array_unshift($a, 4, 5); var_dump($a);
based on 9cgfM
Output for 4.3.0 - 7.2.0
array(5) { [0]=> int(4) [1]=> int(5) [2]=> int(0) [3]=> int(1) [4]=> int(2) }