using System;

using System.Reflection;

public class Program

{

    public void Main()

    {

        object obj = "";

        // obj = new {}; // also works

​

        // This works

        IsRuntimeType(obj.GetType()); // Rightly prints "it's a System.Type"

        IsRuntimeType(obj.GetType().GetType()); // Rightly prints "it's a System.RuntimeType"

​

        // This proves that @Hopeless' comment to the accepted answer from @dtb does not work

        IsWhatSystemType(obj.GetType()); // Should return "is a Type", but doesn't

        IsWhatSystemType(obj.GetType().GetType());

    }

​

    // This works

    void IsRuntimeType(object obj)

    {

        if (obj == typeof(Type).GetType())

            // Can't do `if (obj is System.RuntimeType)` -- inaccessible due to its protection level

            Console.WriteLine("object is a System.RuntimeType");

        else if (obj is Type)

            Console.WriteLine("object is a System.Type");

    }

​

    // This proves that @Hopeless' comment to the accepted answer from @dtb does not work

    void IsWhatSystemType(object obj)

    {

        if (obj is TypeInfo)

            Console.WriteLine("object is a System.RuntimeType");

        else

            Console.WriteLine("object is a Type");

    }

}