3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = ''; $a[3] = 4; // PHP 7.0 and older : var_dump($a); // PHP 7.1 and more recent ?>
Output for git.master, git.master_jit, rfc.property-hooks
string(4) " 4"

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:
23.29 ms | 405 KiB | 5 Q