3v4l.org

run code in 500+ PHP versions simultaneously
<?php $d = new DateTime("2022-05-31"); echo $d->format(DATE_ATOM) . PHP_EOL; $d = new DateTime("2022-05-31 -1month"); echo $d->format(DATE_ATOM ) . PHP_EOL; $d = new DateTime("2022-05-31 -2months"); echo $d->format(DATE_ATOM) . PHP_EOL;
Output for 7.4.0 - 7.4.33, 8.0.1 - 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
2022-05-31T00:00:00+02:00 2022-05-01T00:00:00+02:00 2022-03-31T00:00:00+02:00
preferences:
50.63 ms | 1247 KiB | 4 Q