Lists values that specify format types for days of the week.
The default day-of-week pattern.
The full name of the day of the week.
6/15/2009 1:45:30 PM -> Monday (en-US)
The abbreviated name of the day of the week.
6/15/2009 1:45:30 PM -> Mon (en-US)
The day of the week, from 1 through 7.
6/15/2009 1:45:30 PM -> 2 (en-US)
Values listed by this enumeration are used to set the DataItemDateTimeFormat.DayOfWeekFormat property.