3v4l.org

run code in 200+ PHP versions simultaneously
<?php $relate_to = array(11,22); $before = NULL; $relate_to_before = explode(',', $before); sort($relate_to_before); $relate_to_new = array_diff($relate_to, $relate_to_before); var_dump($relate_to_new);
based on PYiTX

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

Output for branch php-master
array(2) { [0]=> int(11) [1]=> int(22) }
Output for branch php-master+opcache
array(2) { [0]=> int(11) [1]=> int(22) }
Output for branch php-master+jit
array(2) { [0]=> int(11) [1]=> int(22) }
Output for Typed properties v2
array(2) { [0]=> int(11) [1]=> int(22) }
Output for Arrow functions
array(2) { [0]=> int(11) [1]=> int(22) }
Output for Object typehint
array(2) { [0]=> int(11) [1]=> int(22) }
Output for Array change keys
array(2) { [0]=> int(11) [1]=> int(22) }
Output for Lexical anon
array(2) { [0]=> int(11) [1]=> int(22) }

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