如何将JSON数组转换为字符串值数组

时间:2013-12-19 18:04:34

标签: c# json json.net

我试着像这样解析一些JSON:

{
   "results": [
       "MLU413843206",
       "MLU413841098",
       "MLU413806325",
       "MLU413850890",
       "MLU413792303",
       "MLU413843455",
       "MLU413909270",
       "MLU413921617",
       "MLU413921983",
       "MLU413924015",
       "MLU413924085"
   ]
}

一切都很好,直到我尝试自己获取值,例如:

 // The JSON is shown above
 var jsonResp = JObject.Parse(json);    
 var items = jsonResp["results"].Children();

我不知道如何获取值,每个都转换为字符串。有人知道怎么做吗?

1 个答案:

答案 0 :(得分:1)

你已经到了一半。您可以使用Select()命名空间中的System.Linq方法将IEnumerable<JToken>方法返回的Children()投影到IEnumerable<string>。在那里,您可以使用foreach循环显示值,或使用List<string>(或两者)将值放入ToList()

string json = @"
{
    ""results"": [
        ""MLU413843206"",
        ""MLU413841098"",
        ""MLU413806325"",
        ""MLU413850890"",
        ""MLU413792303"",
        ""MLU413843455"",
        ""MLU413909270"",
        ""MLU413921617"",
        ""MLU413921983"",
        ""MLU413924015"",
        ""MLU413924085""
    ]
}";

JObject jsonResp = JObject.Parse(json);
List<string> items = jsonResp["results"].Children()
                                        .Select(t => t.ToString())
                                        .ToList();
foreach (string item in items)
{
    Console.WriteLine(item);
}

小提琴:https://dotnetfiddle.net/Jcy8Ao

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