Calendar Description - Scheme ims
The Islamic calendar is a lunar calendar used throughout the Arabic and Muslim areas.
Use Case
This version is used in some Microsoft applications, notably Excel.
Definition
| Record | |||
|---|---|---|---|
| year | month | day | wsday |
The year consists of twelve lunar months which in a common year alternate between of 30 and 29 days. In a leap year, the 12th month has 30 days instead of the usual 29. A common year has 354 days and a leap year 355 days.
Leap years occur on a 30 year cycle in years 2, 5, 7, 10, 13, 16, 18, 21, 24, 26 and 29.
The Epoch is set at the astronomical epoch, which is:-
=
=
.
| i | year | month | day |
|---|---|---|---|
| 1 | 1 | 1 |
| j | year | month | day |
|---|---|---|---|
| 622 | 7 | 15 |
| jdn | day |
|---|---|
| 1948439 |
Formats
The formats supplied with this scheme.
| Formats - Grammar i | |||||
|---|---|---|---|---|---|
| Code | Rule | Pseudo:in | Pseudo:out | Example | Note |
| dmy | text | day month year | dd Month yyyy | 23 Dhū al-Ḥijjah 1445 | D, S |
| dmy_a | text | day month year | dd Mon yyyy | 23 Dhu al-Hijjah 1445 | S |
| dmy_d | text | day month year | dd mm yyyy | 23 12 1445 | S |
| wdmy | text | wsday day month year | Weekday dd Month yyyy | Yawm as-Sabt 23 Dhū al-Ḥijjah 1445 | |
| wdmy_a | text | wsday day month year | WDay dd Mon yyyy | Sabt 23 Dhu al-Hijjah 1445 | |
| ymd | text | year month day | yyyy Mon dd | 1445 Dhu al-Hijjah 23 | S |
| def | text | year month day | yyyy mm dd | 1445 12 23 | H, S |
| u | unit | 9y 9m 9d | 9y 9m 9d | 1445y 12m 23d | H |
| Notes: D = Default, H = Hidden, S = Range shortcut supported. Example based on jdn# 2460491 | |||||
Script
| Script - Module hics:islamic |
|---|
| scheme ims { name "Islamic Microsoft Hijri"; base islamic IIa; grammar i; } |
The scheme uses the "i" grammar and lexicons "im" and "iw" as defined for the Islamic Tabular calendar.
