3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $time1 = mktime(0, 0, 0, date("m")-6, date("d"), date("Y")); echo $time1; ?>
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
1383260400