Online PHP editor | refs for LVQDJ

<?php $startDate = "2019-02-01"; $endDate = "2019-03-04"; date_default_timezone_set('UTC'); $zones = [ 'UTC', 'Etc/GMT+12', // west 'Etc/GMT-12', // east 'Cuba', // west 'Japan', // east 'Atlantic/Azores', // west 'Europe/Berlin', // east ]; foreach ($zones as $zoneName) { $zone = timezone_open($zoneName); $diff = date_create($startDate, $zone)->diff(date_create($endDate, $zone)); $test = date_create($startDate, $zone)->add($diff); printf('test: %s expected: %s diff->days: %s zone: %s %s', $test->format('Y-m-d\TH:i:s'), $endDate, $diff->days, $zone->getName(), "\r\n"); }