3v4l.org

run code in 300+ PHP versions simultaneously
<?php $interval = (new \DateTime('2017-07-01 00:00:00'))->diff(new \DateTime('2017-07-03 01:00:00')); echo $interval->format('%h');
Output for 7.0.19, 7.3.24 - 7.3.33, 7.4.12 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
1
preferences:
110.25 ms | 403 KiB | 120 Q