Point3dCollectionItem Property

public Point3d this[
        int index
] { get; set; }

Public Default Property Item ( 
        index As Integer
) As Point3d
        Get
        Set

public:
property Point3d default[int index] {
        Point3d get (int index);
        void set (int index, Point3d value);
}

member Item : Point3d with get, set