3v4l.org

run code in 300+ PHP versions simultaneously
<?php $last = "2018-04-10 20:00:00"; $now = new DateTime(); $last_dt = new DateTime($last); $difference = $last_dt->diff($now); $difference->format('%d'); $num_of_days = $difference->m; echo "Difference: ".$difference->m." months and ".$difference->d." days, or ".$difference->days." in total";
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.30, 8.2.0 - 8.2.25, 8.3.0 - 8.3.13
Difference: 5 months and 4 days, or 157 in total

preferences:
82.07 ms | 407 KiB | 5 Q