public virtual VertexIndexPair this[
	int index
] { get; set; }

Public Overridable Property Item ( _
	index As Integer _
) As VertexIndexPair
	Get
	Set

public:
virtual property VertexIndexPair^ Item[int index] {
	VertexIndexPair^ get (int index);
	void set (int index, VertexIndexPair^ value);
}