3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $timestamp = mktime(0,0,1,1,1,2012); $weekday = date('N', $timestamp); echo $weekday; ?>
based on ZDGj5
Output for 5.1.0 - 7.2.0
7
Output for 4.3.0 - 5.0.5
N