LINQ C# Tutorial

using System;
using System.Collections;
using System.ComponentModel;
    public class Product
    {
        string name;
        public string Name
        {
            get { return name; }
        }
        decimal price;
        public decimal Price
        {
            get { return price; }
        }
        public Product(string name, decimal price)
        {
            this.name = name;
            this.price = price;
        }
        public static ArrayList GetSampleProducts()
        {
            ArrayList list = new ArrayList();
            list.Add(new Product("C", 9.99m));
            list.Add(new Product("A", 1.99m));
            list.Add(new Product("F", 2.99m));
            list.Add(new Product("S", 3.99m));
            return list;
        }
        public override string ToString()
        {
            return string.Format("{0}: {1}", name, price);
        }
    }
    class ArrayListQuery
    {
        static void Main()
        {
            ArrayList products = Product.GetSampleProducts();
            foreach (Product product in products)
            {
                if (product.Price > 10m)
                {
                    Console.WriteLine(product);
                }
            }
        }
    }