Specify calendar types.
| GregorianCalendar | Identifies the Gregorian calendar. |
| BuddhistCalendar | Identifies the Buddhist calendar. |
| ChineseCalendar | Identifies the Chinese calendar. |
| HebrewCalendar | Identifies the Hebrew calendar. |
| IslamicCalendar | Identifies the Islamic calendar. |
| IslamicCivilCalendar | Identifies the Islamic civil calendar. |
| JapaneseCalendar | Identifies the Japanese calendar. |
| RepublicOfChinaCalendar | Identifies the Republic of China (Taiwan) calendar. |
| PersianCalendar | Identifies the Persian calendar. |
| IndianCalendar | Identifies the Indian calendar. |
| ISO8601Calendar | Identifies the ISO8601. |