Describes monthly dates like “the Tuesday of the 2nd week of each month”.
A specific integer for the week of the month.
e.g. 0 is 1st week of month, 1 is the 2nd week, etc.
A specific integer for the day of the week.
0 is Monday
1 is Tuesday
2 is Wednesday
3 is Thursday
4 is Friday
5 is Saturday
6 is Sunday.
Returns a copy of the calling offset object with n=1 and all other attributes equal.
Call self as a function.
Roll provided date backward to next offset only if not on offset.
Roll provided date forward to next offset only if not on offset.