using System;
using System.Collections.Generic;
using System.Linq;
namespace CSharpLinq
{
class Program
{
static void Main(string[] args)
{
List<Emplayee> emplayeeList = GetEmplayeeList();
Guid[] arr = emplayeeList.Select(a => a.Id).ToArray();
var emplayee = (from a in emplayeeList where a.Id == new Guid("{875d217d-840f-470d-be03-8fb3a814d9c6}") select a).FirstOrDefault();
var emplayee2 = (from a in emplayeeList where a.Sex == "女"<
/1 
