3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = array( 'a','b','c','d','e','f','d' ); $b = array( 'x' ); $arr = array_merge(array_slice($a, 0, 3), $b, array_slice($a, 3)); print_r($arr);
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Array ( [0] => a [1] => b [2] => c [3] => x [4] => d [5] => e [6] => f [7] => d )