3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo time() - strtotime('2015-10-02 16:17:08');
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.37, 5.6.0 - 5.6.28, 7.0.0 - 7.0.2, 7.0.4 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.13, 7.3.0 - 7.3.1
32446
Output for 7.0.3
32447
preferences:
112.2 ms | 401 KiB | 145 Q