3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $datetemp = strtotime("2014-01-01 - 7 days"); echo date("Y-m-d",$datetemp);
Output for 5.1.2 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
2013-12-25
Output for 5.1.0 - 5.1.1
1970-01-01
Output for 4.3.0 - 5.0.5
2014-01-08