using System;

using System.Linq;

using System.Collections.Generic;

​

public class Customer

{

   public int Id {get;set;}

   public String Name {get;set;}

   public int Salary {get;set;}

    } 

public class Program

{

    public static void Main()

    {

        List<Customer> listcustom = new List<Customer>()

        {

            new Customer{Id=120,Name="senthil",Salary=1000},

            new Customer{Id=100,Name="arun",Salary=12000}

        };

        Func<Customer,String> Selector = employee=>"NAME:"+employee.Name;

        IEnumerable<String> names = listcustom.Select(Selector);

         foreach(String name in names)

         { 

             Console.WriteLine(name);

         }

       }

       }

​