3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = array(1,null,3); $b = array(4,5,6,9,0); $c = $a + $b; var_dump($c);
based on QHnNK
Output for 4.3.0 - 7.1.0
array(5) { [0]=> int(1) [1]=> NULL [2]=> int(3) [3]=> int(9) [4]=> int(0) }