Public Function Add( _
    ByVal FilePath As String _
) As IAgVePropagatorSP3File

public IAgVePropagatorSP3File Add(
    string FilePath
);

public: IAgVePropagatorSP3File^ Add(
    String __gc ^ FilePath
);

public: HRESULT Add(
    BSTR FilePath,
    IAgVePropagatorSP3File ** ppRetVal
);

public IAgVePropagatorSP3File add(
    String FilePath
);

def Add(self, FilePath:str) -> "IAgVePropagatorSP3File":