オブジェクトの型を調べる

Module Module1

    Sub Main()
        System.Console.WriteLine((123).GetType)           ' => System.Int32
        System.Console.WriteLine((123.456).GetType)       ' => System.Double
        System.Console.WriteLine((123).ToString.GetType)  ' => System.String
        System.Console.WriteLine((123).GetType.GetType)   ' => System.RuntimeType
        System.Console.WriteLine(Object.ReferenceEquals((123).ToString.GetType, _
                                 "str".GetType))
                                                          ' => True
    End Sub
End Module