JSON的简单使用之提取多层嵌套的JSON(C#)

JSON.NET(http://json.codeplex.com/)使用来将.NET中的对象转换为JSON字符串(序列化?),或者将JSON字符串转换为.NET中已有类型的对象(反序列化?)

反序列化:

       一个json字符串如下:

{
 "BasicResponse":{"Succeed":1},
 "RTDataSets":[
              {
               "tag":"IPV_YX_102",
               "kksCode":"FEOSCOJODSKJOHKJFDBSINJKJSS05"
               "RTDataValues":[
                              {
                               "Value":0.0,
                               "Time":0
                              }
                              ]
               },
       {
<pre name="code" class="html">        "tag":"IPV_YX_102",
               "kksCode":"FEOSCOJODSKJOHKJFDBSINJKJSS05"
               "RTDataValues":[
                              {
                               "Value":0.0,
                               "Time":0
                              }
                              ]
               },
       .
       .
       .
]
 }

现在要得到kksCode和对应的Value:

      //将json字符串转换为对象   
      JObject jObject = (JObject)JsonConvert.DeserializeObject(getString);
<span style="font-family:System;">      //将RTDataSets的json数组转化为下一级json对象数组jar[]</span>
<span style="font-family:System;">     </span> JArray jar = JArray.Parse(jObject["RTDataSets"].ToString());
            //对收到的字符串进行解析
            //局部变量
            string tampAdds;
            double value;
            //  Dictionary<string, double> _dict = new Dictionary<string, double>();
            //  List<Dictionary<string, double>> _list = new List<Dictionary<string, double>>();
<span style="font-family:System;">      for (int j = i; j < (i + 1000); j++)
                 {
      //将JArray转化回JObject
     </span> JObject job = JObject.Parse(jar[i].ToString());
           tampAdds = (string)job["kksCode"];
      //再将RTDataValues的json数组转化为下一级json对象数组jarr[]
           JArray jarr = JArray.Parse(job["RTDataValues"].ToString());
<pre name="code" class="csharp"><span style="font-family:System;">      //再将JArray转化回JObject</span>
      JObject jobs = JObject.Parse(jarr[0].ToString());
      value = (double)(jobs["Value"]);
     }


具体JSON.NET的应用请点击该链接

具体提取多层嵌套的JSON,点击打开链接

原文地址:https://www.cnblogs.com/haxianhe/p/9271248.html