3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo date('Y-m-d H:i:s', strtotime('-1 hour 10 minutes')) . PHP_EOL; echo date('Y-m-d H:i:s', strtotime('-1 hour'));
Output for 5.6.0 - 5.6.16, 5.6.18 - 5.6.40, 7.0.1 - 7.0.2, 7.0.5 - 7.0.33, 7.1.0 - 7.1.13, 7.1.15 - 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
2017-07-13 21:15:05 2017-07-13 21:05:05
Output for 7.3.32 - 7.3.33, 8.0.13
2017-07-13 19:15:05 2017-07-13 19:05:05
Output for 5.6.17, 7.0.0, 7.0.3, 7.1.14
2017-07-13 21:15:06 2017-07-13 21:05:06
Output for 7.0.4
2017-07-13 21:15:05 2017-07-13 21:05:06
preferences:
202.21 ms | 401 KiB | 292 Q