WeekDay
WeekDay-func
Description
This function is used to return the day of the week given a Julian Date. By default, day values are from 0 (Sunday) to 6 (Saturday).
See this note.
Syntax
int WeekDay(double d[, int n])
Parameters
d
- is a Julian Date Value which can include Time
n
- is a integer value, there are three options
| 0 (default) |
Returns 0 (Sunday) through 6 (Saturday) [Same as Origin DayOfWeek] |
| 1 |
Returns 1 (Sunday) through 7 (Saturday) |
| 2 |
Returns 0 (Monday) through 6 (Sunday) |
| 3 |
Returns 1 (Monday) through 7 (Sunday) |
Return
If it is a Julian days date, return the the day of the week, 0 to 6 or 1 to 7 according your setting of n.
If it is not a Julian days date, return -1.
Example
int rr=weekday(2454825);
rr= ; // Should return the day of the week, 4.
int rr=weekday(2454825, 1);
rr= ; // Should return the day of the week, 5.
See Also
WeekNum, Year, Month, Day, Hour, Minute, Second, Now,
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