3v4l.org

run code in 300+ PHP versions simultaneously
<?php $date = new DateTime("2017"); var_dump($date->format('Y-m-d H:i:s'));
Output for 5.6.38, 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 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
string(19) "2018-11-15 20:17:00"
preferences:
120.42 ms | 1587 KiB | 4 Q