3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = new ArrayIterator(range('a', 'z')); echo $a->next(), PHP_EOL, $a->current(), PHP_EOL; $a->offsetUnset($a->key()); echo $a->current(), PHP_EOL, $a->key();;
Output for git.master, git.master_jit, rfc.property-hooks
b c 2

This tab shows result from various feature-branches currently under review by the php developers. Contact me to have additional branches featured.

Active branches

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

preferences:
25.15 ms | 405 KiB | 5 Q