C#使用Newtonsoft.Json中的JObject对象

案例1json{Name:Jack,Age:34,Colleagues:[{Name:Tom,Age:44},{...

案例1

json

{
 "Name": "Jack",
 "Age": 34,
 "Colleagues": [{
  "Name": "Tom",
  "Age": 44
 }, {
  "Name": "Abel",
  "Age": 29
 }]
}

代码

using Newtonsoft.Json.Linq;
using System;

namespace JObject案例
{
  class Program
  {
    static void Main(string[] args)
    {
      string json = "{\"Name\" : \"Jack\", \"Age\" : 34, \"Colleagues\" : [{\"Name\" : \"Tom\" , \"Age\":44},{\"Name\" : \"Abel\",\"Age\":29}] }";
      JObject jObject1 = JObject.Parse(json);

      string name = jObject1["Name"].ToString();
      string age = jObject1["Age"].ToString();

      string colleagues1_name = jObject1["Colleagues"][0]["Name"].ToString();
      string colleagues1_age = jObject1["Colleagues"][0]["Age"].ToString();

      Console.WriteLine(name);
      Console.WriteLine(age);
      Console.WriteLine(colleagues1_name);
      Console.WriteLine(colleagues1_age);

      Console.ReadKey();
    }
  }
}

运行

案例2

json

{
 "ID": 1,
 "Name": "张三",
 "Favorites": ["吃饭", "睡觉"]
}

代码

using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using System;

namespace JObject案例
{
  class Program
  {
    static vo编程id Main(string[] args)
    {
      string json = "{\"ID\":1,\"Name\":\"张三\",\"Favorites\":[\"吃饭\",\"睡觉\"]}";
      JObject jObject1 = JObject.Parse(json);

      Console.WriteLine(jObject1["ID"]);
      Console.WriteLine(jObject1["Name"]);
      Console.WriteLine(jObject1["Favorites"][0]);
      Console.WriteLine(jObject1["Favorites"][1]);

      Console.ReadKey();
    }
  }
}

运行

案例3

json

{
 "input": {
  "size": 193156,
  "type": "image/png"
 },
 "output": {
  "size": 59646,
  "type": "image/png",
  "width": 487,
  "height": 284,
  "ratio": 0.3088,
  "url": "https://www.baidu.com"
 }
}

代码

using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using System;
using System.IO;
using System.Text;

namespace JObject案例
{
  class Program
  {
    stphpatic void Main(string[] args)
    {
   javascript   string json = "{\"input\":{\"size\":193156,\"type\":\"image/png\"},\"output\":{\"size\":59646,\"type\":\"image/png\",\"width\":487,\"height\":284,\"ratio\":0.3088,\"url\":\"https://www.baidu.com\"}}";
      JObject jObject1 = JObject.Parse(json);

      Console.WriteLine(jObject1["input"]["size"]);
      Console.WriteLine(jObject1["input"]["type"]);
      Console.WriteLine(jObject1["output"]["size"]);
      Console.WriteLine(jObject1["output"]["type"]);

      Console.ReadKey();
    }
  }
}

运行

案例4

json

{
 "code": "SUCCESS",
 "msg": null,
 "data": [{
  "id": 31783735,
  "residentInfoId": 2000099151,
  "doctorId": "89bd0716-f916-4e51-93f7-4d416830f03c"
 }]
}

代码

using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using System;
using System.IO;
using System.Text;

namespace JObject案例
{
  class Program
  {
    static void Main(string[] args)
    {
      string json = "{\"code\":\"SUCCESS\",\"msg\":null,\"data\":[{\"id\":31783735,\"residentInfoId\":2000099151,\"doctorId\":\"89bd0716-f916-4e51-93f7-4d416830f03c\"}]}";
      JObject jObject1 = JObject.Parse(json);

      Console.WriteLine(jObject1["code"]);
      Console.WriteLine(jObject1["SUCCESS"]);
      Console.WriteLine(jObject1["data"][0]["id"]);
      Console.WriteLine(jObject1["data"][0]["residentInfoId"]);
      Console.WriteLine(jObject1["data"][0]["doctorId"]);

      Console.ReadKey();
    }
  }
}

运行

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