Dotnet-Project Framework documentation.

CalendarEX.GetFirstDateOfWeek Method 

Get the first date of the week of a given datetime.

public static DateTime GetFirstDateOfWeek(
   DateTime date,
   DayOfWeek firstDayOfWeek
);

Parameters

date
The date to begin search.
firstDayOfWeek
The first day of week.

Return Value

The date of the first day of week of the given date.

See Also

CalendarEX Class | DotnetProject Namespace