using System;

public class Program

{

    public static void Main()

    {

        var items = new [] {"John","Jacob", "JingleHeimer", "Shmidt"};

        var walker = Items.Iterate(items);

        Console.WriteLine("My name is " + walker());

        Console.WriteLine("My name is " + walker());

        Console.WriteLine("My name is " + walker());

        Console.WriteLine("My name is " + walker());

    }

}

​

public class Items{

    public static Func<string> Iterate(string[] items) {

        var i = 0;

        return () => {

            var result = items[i];

            i++;

            return result;

        };

    }

}