3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php echo strtotime('first sunday 2013-10') ?>
Output for 5.2.7 - 7.1.0
1381010400
Output for 5.2.0 - 5.2.6
1382220000
Output for 5.1.0 - 5.1.6
1385359980
Output for 5.0.0 - 5.0.5
1380578400
Output for 4.3.0 - 4.4.9
-1