3v4l.org

run code in 300+ PHP versions simultaneously
<?php $future = strtotime(date("Y-m-d",mktime(0, 0, 0, 3, 1, 2013))); $today = strtotime(date("Y-m-d")); echo $today . "\n"; echo $future . "\n"; echo $today <= $future;
Output for 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 - 7.1.25, 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 - 8.3.6
1395874800 1362092400
Output for 7.3.32 - 7.3.33, 8.0.13
1395792000 1362096000
preferences:
213.19 ms | 401 KiB | 317 Q