3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $t = array(1,2,3); $t2 = array(2,4,8); $t += $t2; print_r($t);
Output for 4.3.0 - 7.2.6
Array ( [0] => 1 [1] => 2 [2] => 3 )