private void ReadyCollectionData()

         {

             //准备数据源创建一个泛型列表元素类型为UserBaseInfo

             List<UserBaseInfo> users = new List<UserBaseInfo>();

             for (int i = ; i < ; i++)

             {

                 users.Add(new UserBaseInfo(i, "user0" + i.ToString(), "user0" + i.ToString() + "@web.com"));

             }

             //以下是创建Linq查询

             var result = from u in users

                          where u.ID >

                          select u;

             foreach (var u in result)

             {

                 Response.Write("ID:" + u.ID + "</br>" + "username:" + u.UserName + "</br>");

             }

         }