Gets or sets BYDAY parameter. List of days when event should occur. You can use static fields of Weekday class e.g. Monday.

public List<Weekday> ByDay { get; set; }

Public Property ByDay As List(Of Weekday)
	Get
	Set

public:
property List<Weekday^>^ ByDay {
	List<Weekday^>^ get ();
	void set (List<Weekday^>^ value);
}