3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $today = date("d"); // Current day $month = date("m"); // Current month $year = date("Y"); // Current year $start = date("N", mktime(0,0,0,$month,1,$year)); echo $start;
Output for 5.1.0 - 5.6.28, hhvm-3.10.0 - 3.13.2, 7.0.0 - 7.1.0
1
Output for 4.3.0 - 5.0.5
N