- Output for 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
- Output for 7.1.25 - 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
- Asia/Tehran
<?php
foreach (DateTimeZone::listIdentifiers() as $tz) {
date_default_timezone_set($tz);
$date1 = new \DateTime('2019-09-24 11:47:24');
$date2 = new \DateTime('2019-08-21 12:47:24');
$diff = $date1->diff($date2);
if ($diff->h < 0) {
echo $tz, PHP_EOL;
}
}