3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php function get() { return SOME_CONST; } define('sOmE_CoNsT', 1, true); echo get(); // Prints 1 define('SOME_CONST', 2); echo get(); // Prints 2
based on 8atvM

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

Output for Arrow functions
11
Output for Object typehint
11
Output for Array change keys
11
Output for Lexical anon
11
Output for Typed properties
11

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