'Usage
Dim instance As WeekDaysHeader
Dim value As DayOfWeek
instance.FirstDayOfWeek = value
value = instance.FirstDayOfWeek
Property Value
A System.DayOfWeek value representing the first day of the week displayed in the header. By default, DefaultFirstDayOfWeek.
Requirements
Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2