using System;

using System.Collections.Generic;

using System.Linq;

public class Person 

{

    public int Id {get;set;}

    public string Name {get;set;}

}

​

public class Program

{

    public static void Main()

    {

        var person = new List<Person>() {

            new Person(){Id=1, Name ="Harry"},

            new Person(){Id=1, Name ="Martin"}

        };

        foreach(var p in person)        

        {

            Console.WriteLine(p.Id + " " +p.Name);

        }

        // This is an example of LINQ

        var harry = person.Where(x => x.Id == 1).FirstOrDefault();

        Console.WriteLine(harry.Name);

        Console.WriteLine("Hello World");

    }

}