run code in 200+ php & hhvm versions
Bugs & Features
<?php echo mb_strlen("안녕", "utf-8"); echo strlen("안녕", "utf-8");

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

Output for Typed properties
2 Warning: strlen() expects exactly 1 parameter, 2 given in /in/XgmEP on line 3

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