3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $array = array('a' => 2, 'b' => 1, 'c' => 4); $first = array(key($array) => current($array)); $last = array_flip(array(end($array) => key($array))); $array = array_merge($last, array_slice($array,1,count($array) - 2), $first); print_r($array);
Output for 4.3.0 - 7.2.0
Array ( [c] => 4 [b] => 1 [a] => 2 )