3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $text = '\x5Bli\x5DLevel\x3A\x2023\x5B\x2Fli\x5D'; var_dump(json_decode($text));

Shows result from various feature-branches currently under review from the php developers. Contact me to have additional branches featured.

Output for Typed properties v2
NULL
Output for Arrow functions
NULL

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