3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = mktime(0, 0, 0, 3, 31, 2014); $b = mktime(0, 0, 0, 3, 30, 2014); var_dump($a - $b);
Output for 4.3.0 - 4.3.4, 4.3.6 - 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 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.7, 7.2.29 - 7.2.33, 7.3.12 - 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 - 8.3.6
int(82800)
Output for 7.3.32 - 7.3.33, 8.0.13
int(86400)
Output for 4.3.5
int(79200)
preferences:
222.2 ms | 401 KiB | 352 Q