3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php printf("%.2d\n", 42);

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

Output for Arrow functions
42
Output for Object typehint
42
Output for Array change keys
42
Output for Lexical anon
42
Output for Typed properties
42

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