3v4l.org

run code in 500+ PHP versions simultaneously
<?php date_default_timezone_set('Europe/Paris'); $february = new \DateTimeImmutable('2022-02-01T00:00:00'); $march = new \DateTimeImmutable('2022-03-01T00:00:00'); echo $february->format(\DateTimeInterface::ATOM) . PHP_EOL; echo $march->format(\DateTimeInterface::ATOM) . PHP_EOL; var_dump($february->diff($march)->d);
Output for 7.4.0 - 7.4.33, 8.0.0 - 8.0.30
2022-02-01T00:00:00+01:00 2022-03-01T00:00:00+01:00 int(28)
Output for 8.1.0 - 8.1.34, 8.2.0 - 8.2.34, 8.3.0 - 8.3.35, 8.4.1 - 8.4.26, 8.5.0 - 8.5.11
2022-02-01T00:00:00+01:00 2022-03-01T00:00:00+01:00 int(0)
preferences:
30.83 ms | 1155 KiB | 9 Q