3v4l.org

run code in 300+ PHP versions simultaneously
<?php $Date = "2010-09-17"; echo date('Y-m-d', strtotime($Date. ' + 1 hour')); echo date('Y-m-d', strtotime($Date. ' + 2 days'));
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.2 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.37, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
2010-09-172010-09-19
Output for 5.1.0 - 5.1.1
1970-01-011970-01-01

preferences:
271.07 ms | 401 KiB | 377 Q