3v4l.org

run code in 300+ PHP versions simultaneously
<?php $to_date = time(); // Input your date here e.g. strtotime("2014-01-02") $from_date = strtotime("2012-01-31"); $day_diff = $to_date - $from_date; echo floor($day_diff/(60*60*24));
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 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.37, 5.6.0 - 5.6.23, 7.0.0 - 7.0.20, 7.1.0 - 7.1.7, 7.2.0 - 7.2.11
847
preferences:
175.75 ms | 404 KiB | 211 Q