3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $dt = new DateTime('2017-01-03'); // Modif JPR - 20170410 $a = $dt->getTimestamp()-86400; $ddeb = date('Y-m-d', $a); echo $ddeb;
based on iVkq8
Output for 5.6.0 - 5.6.30, hhvm-3.15.4, 7.0.0 - 7.2.6
2017-01-02