3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = array( 'Test' => 1, 'OtherKey' => 2 ); $keyTranslation = array( 'Test' => 'test', 'OtherKey' => 'OtherKey' ); function test(&$arr, $keyTranslation) { foreach ($arr as $key => $value) { $arr[$keyTranslation[$key]] = $value; unset($arr[$key]); } } var_dump(test($arr, $keyTranslation));
Output for git.master, git.master_jit, rfc.property-hooks
NULL

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:
88.75 ms | 401 KiB | 8 Q