C# 如何在没有未知密钥的情况下访问Json数据?

C# 如何在没有未知密钥的情况下访问Json数据?,c#,json,unity3d,scripting,C#,Json,Unity3d,Scripting,下面是我运行该代码时的结果。我的问题是如何在不使用“M4qRmfIqhKdy643Ujye”键(自动生成)的情况下访问/获取所有数据 如果使用JavaScript,我可以使用object.values,但由于我使用的是C#,我不知道如何获取数据 public static string RESTToJsonConverter(string incoming_data){ string data = "["; int i = 0; Debug.Log(&

下面是我运行该代码时的结果。我的问题是如何在不使用
“M4qRmfIqhKdy643Ujye”
键(自动生成)的情况下访问/获取所有数据

如果使用JavaScript,我可以使用
object.values
,但由于我使用的是C#,我不知道如何获取数据

public static string RESTToJsonConverter(string incoming_data){
    string data = "[";
    int i = 0;
    Debug.Log("incoming_data"+incoming_data);
    data += "]";
    string JSONToParse = "{\"values\":" + data + "}";
    return JSONToParse;
}
更新

这是我的Downloader类中的函数之一

{
    "-M4qRmfIqhKdy643Ujye": {
        "assetName": "avatar",
        "id": "-M4qRmfnFya7bC43Ujye",
        "imageName": "icon_avatar",
        "name": "Bob",
        "objName": "Bobby",
        "point": "-M4vZRY9vhKs65n5L_Gk",
        "versionNumber": "3"
    },
    "-M4qRmfIqhKdy643Ujye": {
        "assetName": "avatar",
        "id": "-M4qRmfnFya7bC43Ujye",
        "imageName": "icon_avatar",
        "name": "Bobfds",
        "objName": "Bobbydsf",
        "point": "-M4vZRY9vhKs65n5L_Gk",
        "versionNumber": "3"
    },
    "-M4qRmfIqhKdy643Ujye": {
        "assetName": "avatar",
        "id": "-M4qRmfnFya7bC43Ujye",
        "imageName": "icon_avatar",
        "name": "Bobfdsa",
        "objName": "Bobbyfc",
        "point": "-M4vZRY9vhKs65n5L_Gk",
        "versionNumber": "3"
    }

}
IEnumerator下载数据(字符串数据路径,动作回调){
Log(“dataPath=>”+dataPath);
var token=LocalData.getAuth();

Auth data=JsonUtility.FromJson

对于您的具体情况,我将采用另一种方式:

根字段名通常并不重要,因此如果删除尾随的
}
并从第二个
{
开始字符串,则

public static string FirebaseToJsonConverter(DataSnapshot snapshot){
    string data = "[";
    int i = 0;
    foreach(DataSnapshot s in snapshot.Children){
        data += s.GetRawJsonValue();
        i++;
        if(i != snapshot.ChildrenCount)
            data += ",";
    }
    data += "]";
    string JSONToParse = "{\"values\":" + data + "}";
    return JSONToParse;
}

public static string RESTToJsonConverter(string incoming_data)
{
    Debug.Log($"incoming_data:/n{incoming_data}");

    // remove everything before the SECOND occurrence of '{'
    // remove last occurrence of '}'
    var startIndex = incoming_data.IndexOf('{', incoming_data.IndexOf('{') + 1);
    var endIndex = incoming_data.LastIndexOf('}') - 1;
    var json = incoming_data.Substring(startIndex, endIndex - startIndex);

    // then remove leading or trailing whitespace
    json = json.Trim();
    
    Debug.Log($"json:/n{json}");

    var data = JsonUtility.FromJson<string>(json);

    return data;
}
您只需为其创建一个c#类即可

{
    "assetName": "avatar",
    "id": "-M4qRmfnFya7bC43Ujye",
    "imageName": "icon_avatar",
    "name": "Bob",
    "objName": "Bobby",
    "point": "-M4vZRY9vhKs65n5L_Gk",
    "versionNumber": "3"
}
然后可以使用
JsonUtility

[Serializable]
public class Data
{
    public string assetName;
    public string id;
    public string imageName;
    public string name;
    public string objName;
    public string point;
    public string versionNumber;
}
然后做一些类似的事情

[Serializable]
public class Data
{
    public string assetName;
    public string id;
    public string imageName;
    public string name;
    public string objName;
    public string point;
    public string versionNumber;
}

我想,您的问题是关于使用非唯一键反序列化JSON。 如果是,请看这里:

在您的情况下,解决方案应包含以下内容:

声明您的合同:

var datas = RESTToJsonConverter(receivedRawData);
foreach(var data in data.Values)
{
    Debug.Log(data.id);
}
您的“自定义反序列化程序”:

获取字典作为结果类型的一些代码

public static JToken DeserializeAndCombineDuplicates(JsonTextReader reader)
{
    if (reader.TokenType == JsonToken.None)
    {
        reader.Read();
    }

    if (reader.TokenType == JsonToken.StartObject)
    {
        reader.Read();
        JObject obj = new JObject();
        while (reader.TokenType != JsonToken.EndObject)
        {
            string propName = (string)reader.Value;
            reader.Read();
            JToken newValue = DeserializeAndCombineDuplicates(reader);

            JToken existingValue = obj[propName];
            if (existingValue == null)
            {
                obj.Add(new JProperty(propName, newValue));
            }
            else if (existingValue.Type == JTokenType.Array)
            {
                CombineWithArray((JArray)existingValue, newValue);
            }
            else // Convert existing non-array property value to an array
            {
                JProperty prop = (JProperty)existingValue.Parent;
                JArray array = new JArray();
                prop.Value = array;
                array.Add(existingValue);
                CombineWithArray(array, newValue);
            }

            reader.Read();
        }
        return obj;
    }

    if (reader.TokenType == JsonToken.StartArray)
    {
        reader.Read();
        JArray array = new JArray();
        while (reader.TokenType != JsonToken.EndArray)
        {
            array.Add(DeserializeAndCombineDuplicates(reader));
            reader.Read();
        }
        return array;
    }

    return new JValue(reader.Value);
}   
private static void CombineWithArray(JArray array, JToken value)
{
    if (value.Type == JTokenType.Array)
    {
        foreach (JToken child in value.Children())
            array.Add(child);
    }
    else
    {
        array.Add(value);
    }
}
使用(StringReader sr=new StringReader(json))
使用(JsonTextReader reader=newjsontextreader(sr))
{
var parsed=反序列化和组合复制(reader).ToObject();
if(已解析!=null)
{
解析
托利斯先生()
.ForEach(x=>Console.WriteLine(“\r\nkey={0}\r\n值:\r\n{1}”
,x.键
,string.Join(“\r\n”,x.Value
.Select(z=>string.Join(“\t\t”,z.name,z.id,z.objName))
.ToArray());
}还有一个控制台。WriteLine(“不行,老兄!”);
}

完整的解决方案放在这里:

当您研究“反序列化json C#”时,您遇到了什么问题?@MichaelRandall我认为这个问题与您可以反序列化到nameValue对或字典有关
public static Dictionary<string, Data> RESTToJsonConverter(string incoming_data)
{
    Debug.Log($"incoming_data:/n{incoming_data}");
   
    var data = JsonConvert.DeserializeObject<Dictionary<string, Data>(json);

    return data;
}
var datas = RESTToJsonConverter(receivedRawData);
foreach(var data in data.Values)
{
    Debug.Log(data.id);
}
public class Data
{
        public string assetName{get;set;}
        public string id{get;set;}
        public string imageName{get;set;}
        public string name{get;set;}
        public string objName{get;set;}
        public string point{get;set;}
        public string versionNumber{get;set;}
}
public static JToken DeserializeAndCombineDuplicates(JsonTextReader reader)
{
    if (reader.TokenType == JsonToken.None)
    {
        reader.Read();
    }

    if (reader.TokenType == JsonToken.StartObject)
    {
        reader.Read();
        JObject obj = new JObject();
        while (reader.TokenType != JsonToken.EndObject)
        {
            string propName = (string)reader.Value;
            reader.Read();
            JToken newValue = DeserializeAndCombineDuplicates(reader);

            JToken existingValue = obj[propName];
            if (existingValue == null)
            {
                obj.Add(new JProperty(propName, newValue));
            }
            else if (existingValue.Type == JTokenType.Array)
            {
                CombineWithArray((JArray)existingValue, newValue);
            }
            else // Convert existing non-array property value to an array
            {
                JProperty prop = (JProperty)existingValue.Parent;
                JArray array = new JArray();
                prop.Value = array;
                array.Add(existingValue);
                CombineWithArray(array, newValue);
            }

            reader.Read();
        }
        return obj;
    }

    if (reader.TokenType == JsonToken.StartArray)
    {
        reader.Read();
        JArray array = new JArray();
        while (reader.TokenType != JsonToken.EndArray)
        {
            array.Add(DeserializeAndCombineDuplicates(reader));
            reader.Read();
        }
        return array;
    }

    return new JValue(reader.Value);
}   
private static void CombineWithArray(JArray array, JToken value)
{
    if (value.Type == JTokenType.Array)
    {
        foreach (JToken child in value.Children())
            array.Add(child);
    }
    else
    {
        array.Add(value);
    }
}
using (StringReader sr = new StringReader(json))
using (JsonTextReader reader = new JsonTextReader(sr))
{
    var parsed = DeserializeAndCombineDuplicates(reader).ToObject<Dictionary<string, Data[]>>();
    
    if(parsed!=null)
    {
        parsed
            .ToList()
            .ForEach(x=>Console.WriteLine("\r\nkey={0}\r\nvalues:\r\n{1}"
                                , x.Key
                                , string.Join("\r\n", x.Value
                                              .Select(z=>string.Join("\t\t", z.name, z.id, z.objName))
                                              .ToArray())));
    } else Console.WriteLine("No way, dude!");
}