3v4l.org

run code in 300+ PHP versions simultaneously
<?php $timeStamp = strtotime(time()); echo time() - 1 * 24 * 60 * 60;
Output for 5.3.11, 7.2.25 - 7.2.26, 7.3.12, 7.4.0 - 7.4.1
1375281323
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.10, 5.3.12 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.24, 7.3.0 - 7.3.11, 7.3.13
1375281322

preferences:
223.73 ms | 404 KiB | 325 Q