3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php echo date('Y-m-d', strtotime('-21 days'));
Output for 4.3.0 - 5.6.38, hhvm-3.10.1 - 3.22.0, 7.0.0 - 7.2.11
2014-06-26