3v4l.org

run code in 500+ PHP versions simultaneously
<?php $timestamp = strtotime('0000-03-20 00:00:00 UTC'); print $timestamp . "\n"; $date_time = date_create('@' . $timestamp); print_r($date_time);
Output for 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 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
-62160393600 DateTime Object ( [date] => 0000-03-20 00:00:00.000000 [timezone_type] => 1 [timezone] => +00:00 )
preferences:
100.73 ms | 1639 KiB | 4 Q