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asp.net XML转JSON

2012-04-10 719

简介： 先用Linq查询XML节点，再转换成List或Model，再用Json.NET转为Json 好处是可以随时返回List XML EricSun 123456 Hello I'm from Dalian ...

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先用Linq查询XML节点，再转换成List或Model，再用Json.NET转为Json

好处是可以随时返回List

XML

<?xml version="1.0" encoding="utf-8" ?>
    <Users>
        <User ID="111111">
        <name>EricSun</name>
        <password>123456</password>
        <description>Hello I'm from Dalian</description>
    </User>
    <User ID="222222">
        <name>Ray</name>
        <password>654321</password>
        <description>Hello I'm from Jilin</description>
        </User>
    </Users>

C#代码

using System;
using System.Collections.Generic;
using System.Linq;
using System.Xml.Linq;
using Newtonsoft.Json;

namespace ConsoleApplication1
{
    class Program
    {
        static void Main(string[] args)
        {
            List<User> list = new List<User>();
            List<User> list2 = new List<User>();

            XElement rootNode = XElement.Load(@"D:\234.xml");

            //第一种查询
            var mynode = (from r in rootNode.Descendants("User")
                          select r).ToList();

            foreach (var item in mynode)
            {
                User model = new User();
                model.name = item.Element("name").Value;
                model.password = item.Element("password").Value;
                model.description = item.Element("description").Value;
                list.Add(model);
            }
            //第一种查询结束

            //转换为JSON
            string json = JsonConvert.SerializeObject(list);

            //第二种查询
            var mynode2 = from r2 in rootNode.Descendants("User")
                          select new
                              {
                                  Name = r2.Element("name").Value,
                                  Password = r2.Element("password").Value,
                                  Description = r2.Element("description").Value
                              };

            foreach (var item in mynode2)
            {
                User model = new User();
                model.name = item.Name;
                model.password = item.Password;
                model.description = item.Description;
                list2.Add(model);
            }
           //第二种查询结束

            //转换为JSON
            string json2 = JsonConvert.SerializeObject(list2);


            Console.ReadKey();
        }
    }

    public class User
    {
        public string name { get; set; }

        public string password { get; set; }

        public string description { get; set; }
    }
}