3v4l.org

run code in 200+ PHP versions simultaneously
<?php $it = new ArrayIterator([]); $it->next(); var_export($it->current());
based on PKpag

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
NULL
Output for branch php-master+opcache
NULL
Output for branch php-master+jit
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