3v4l.org

run code in 300+ PHP versions simultaneously
<?php $dateTime = DateTime::createFromFormat('!Y-m', '2022-02'); print $dateTime->format('Y-m-d') . PHP_EOL;
Output for 7.4.0 - 7.4.33, 8.0.1 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
2022-02-01
preferences:
106.42 ms | 402 KiB | 120 Q