using System;

public class Program

{

    public static void Main()

    {   

        var f = new Foo<Bar>();

        var type = f.MyType();

        Console.WriteLine(type);

    }

    public class Foo<T>

    {

        public Type MyType()

        {

            return typeof(T[]);

        }

    }

    public class Bar

    {

    }

}