3v4l.org

run code in 300+ PHP versions simultaneously
<?php $d = new \DateTime('6 month'); $d->setTime(23, 59, 59); var_dump($d->format('c'));
Output for 5.6.0 - 5.6.27, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33, 8.0.0 - 8.0.12, 8.0.14 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
string(25) "2017-04-26T23:59:59+02:00"
Output for 7.3.32 - 7.3.33, 8.0.13
string(25) "2017-04-26T23:59:59+00:00"
preferences:
173.65 ms | 401 KiB | 234 Q