LINQ C# Tutorial

using System;
using System.Collections.Generic;
using System.Data;
using System.Linq;
using System.Text;
public class MainClass{
   public static void Main(string[] args){   
         String[] TestData = {"Zero", "One", "Two", "Three",
                              "Four", "Five", "Six", "Seven", 
                              "Eight", "Nine", "Ten"};
         var ThisQuery = TestData.All(ThisElement => ThisElement.Length == 4);
         Console.WriteLine("All elements have 4 characters: " + ThisQuery);
   }
}