Public Property Item( _
    ByVal Index As Integer _
) As 

public IAgCrdnPointSamplingInterval this[
    int Index
] {get;}

public: __property IAgCrdnPointSamplingInterval^ get_Item(
    int Index
);

public: HRESULT get_Item(
    long Index,
    IAgCrdnPointSamplingInterval* ppRetVal
);

public IAgCrdnPointSamplingInterval getItem(
    int Index
);