3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = [0 => 100 , 1=>300]; foreach( $arr as $key => $val) { echo "key : ".$key; echo " Value : ".$value; } ?>
Output for git.master, git.master_jit, rfc.property-hooks
key : 0 Warning: Undefined variable $value in /in/pMTXV on line 9 Value : key : 1 Warning: Undefined variable $value in /in/pMTXV on line 9 Value :

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:
49.31 ms | 401 KiB | 8 Q