3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = array('a' => 'a', 'b' => 'b', 'c' => 'c'); $oldKey = 'b'; $newKey = 'new'; array_splice($arr, 1, 1, array($newKey => $arr[$oldKey])); var_dump($arr);
Output for git.master, git.master_jit, rfc.property-hooks
array(3) { ["a"]=> string(1) "a" [0]=> string(1) "b" ["c"]=> string(1) "c" }

This tab shows result from various feature-branches currently under review by the php developers. Contact me to have additional branches featured.

Active branches

Archived branches

Once feature-branches are merged or declined, they are no longer available. Their functionality (when merged) can be viewed from the main output page

preferences:
48.88 ms | 401 KiB | 8 Q