3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php echo $date = date("Ymd"); $datetime = DateTime::createFromFormat('Ymd', $date); echo ' - '; echo $daynum = date("w", strtotime($datetime->format('D')));
based on ZCWXk
Output for 5.6.0 - 5.6.30, hhvm-3.18.5 - 3.22.0, 7.0.0 - 7.3.0beta1
20180126 - 5