3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $array=Array ( '0' => 2, '1' => 1, '2' => 3, '3' => 5, '4' => 1, '5' => 2, '6' => 1, '7' => 4, '8' => 2 ); print_r(array_reverse(array_unique(array_reverse($array))));
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Array ( [0] => 3 [1] => 5 [2] => 1 [3] => 4 [4] => 2 )