3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php echo date('W',strtotime("08-12-1982"));
Output for 5.1.3 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
49
Output for 5.1.0 - 5.1.2
01
Output for 4.3.0 - 5.0.5
19