{
 "name":"張三",
 "sex":"男",
 "birthday": "2018-02-09"
}

using Newtonsoft.Json;
using System;
namespace JsonTest
{
 class Program
 {
  static void Main(string[] args)
  {
   string jsonstr = JsonConvert.SerializeObject(new
   {
    name = "張三",
    sex = "男",
    birthday = "2018-02-09"
   });
   Console.WriteLine("對(duì)象序列化后的字符串為：");
   Console.WriteLine(jsonstr);

   Console.WriteLine("\n\n字符串反序列化為對(duì)象后的值為：");
   var jsonobj = JsonConvert.DeserializeObject<dynamic>(jsonstr);

   Console.WriteLine("姓名：" + jsonobj.name);
   Console.WriteLine("性別：" + jsonobj.sex);
   Console.WriteLine("生日：" + jsonobj.birthday);
   Console.Read();
  }
 }
}

using Newtonsoft.Json;
using System;
namespace JsonTest
{
 class Program
 {
  static void Main(string[] args)
  {
   string jsonstr = JsonConvert.SerializeObject(new[]{
    new {
     name = "張三",
     sex = "男",
     birthday = "2018-02-09"
    },
    new{
     name = "李四",
     sex = "男",
     birthday = "2018-02-09"
    }
   });
   Console.WriteLine("對(duì)象序列化后的字符串為：");
   Console.WriteLine(jsonstr);

   Console.WriteLine("\n\n字符串反序列化為對(duì)象后的值為：");
   var jsonarr = JsonConvert.DeserializeObject<dynamic[]>(jsonstr);
   foreach (var jsonobj in jsonarr)
   {
    Console.WriteLine("姓名：" + jsonobj.name);
    Console.WriteLine("性別：" + jsonobj.sex);
    Console.WriteLine("生日：" + jsonobj.birthday);
    Console.WriteLine("---------------");
   }
   Console.Read();
  }
 }
}