PHP - Manual: IntlGregorianCalendar::setGregorianChange
2025-02-27
(PHP 5 >= 5.5.0, PHP 7, PHP 8)
IntlGregorianCalendar::setGregorianChange — Set the Gregorian Calendar the change date
timestamp
官方地址:https://www.php.net/manual/en/intlgregoriancalendar.setgregorianchange.php