Iterators & Yield in C#

gistfile1.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace iterators
{
    public class Products
    {
        public int Id { get; set; }
        public string Name { get; set; }
    }

    public class YieldInGet
    {
        public IEnumerable<Products> GetProducts
        {
            get
            {
                yield return new Products() { Id = 1, Name = "Product1" };
                yield return new Products() { Id = 2, Name = "Product2" };
                yield return new Products() { Id = 3, Name = "Product3" };
            }
        }
    }

    class Program
    {
        public static IEnumerable<string> GetProducts()
        {
            foreach (var item in Enumerable.Range(1, 5))
            {
                yield return "Product" + item.ToString();
            }
        }

        static void Main(string[] args)
        {
            /*
            foreach (var item in GetProducts())
                Console.WriteLine(item);
            */

            YieldInGet yg = new YieldInGet();
            foreach (Products p in yg.GetProducts)
                Console.WriteLine(String.Format("Product Id: {0}, Name: {1}", p.Id, p.Name));

            foreach (var item in Fibonacci(5))
            {
                Console.WriteLine(item);
            }

            Console.WriteLine("Appuyez sur une touche");
            Console.ReadLine();
        }

        public static IEnumerable<int> Fibonacci(int number)
        {
            int a = 0, b = 1;

            yield return a;
            yield return b;

            for (int count = 0; count <= number; count++)
            {
                int temp = a;
                a = b;
                b = temp + b;
                yield return b;
            }
        }
    }
}