public Nullable<DateTime> UnmodifiedSinceConstraint { get; set; }

Public Property UnmodifiedSinceConstraint As Nullable(Of DateTime)
	Get
	Set

public:
property Nullable<DateTime> UnmodifiedSinceConstraint {
	Nullable<DateTime> get ();
	void set (Nullable<DateTime> value);
}

member UnmodifiedSinceConstraint : Nullable<DateTime> with get, set