PHP 时区转化UTC转其他时区

PHP时区转化方法

function convert_time_zone($date_time, $from_tz, $to_tz)
{
    $time_object = new \DateTime($date_time, new \DateTimeZone($from_tz));
    $time_object->setTimezone(new \DateTimeZone($to_tz));
    return $time_object->format('Y-m-d H:i:s');
}