run code in 200+ PHP versions simultaneously
<?php echo strtotime('Y-m-d 23:59:59'); echo date('d-m-Y H:i:s',strtotime(' - 3 day', strtotime('Y-m-d 23:59:59')));
based on hmpJe

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
29-12-1969 01:00:00
Output for branch php-master+opcache
29-12-1969 01:00:00

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