Android（五十五）：解析JSON数据

展示

源码

const string jsonString = "{\"name\":\"张三\",\"age\":24,\"obj\":{\"avatar\":null,\"men\":true,\"list\":[\"000\",{\"label\":\"哈哈哈哈\"},\"222\", [\"333\",{\"label\":\"Hello\"}]]}}";
GetJsonData(jsonString);

Log.Debug(TAG, "===========================================================");

const string jsonArray = "[\"000\",{\"label\":\"哈哈哈哈\"},\"222\", [\"333\",{\"label\":\"Hello\"}]]";
GetJsonData(jsonArray);


/// <summary>
/// json类型
/// </summary>
/// <param name="json">json数据</param>
/// <returns>1-JSONObject 2-JSONArray 否则0</returns>
int JsonType(string json) {
    object obj = new JSONTokener(json).NextValue();
    return obj switch
    {
        JSONObject _ => 1,
        JSONArray _ => 2,
        _ => 0,
    };
}

private void GetJsonData(string json)
{
    object obj = new JSONTokener(json).NextValue();
    switch (obj)
    {
        case JSONObject _:
            var jsonObject = new JSONObject(json);
            var iterator = jsonObject.Keys();
            while (iterator is { HasNext: true })
            {
                var key = (string)iterator.Next();
                var value = jsonObject.GetString(key);
                if (JsonType(value) == 0)
                    Log.Debug(TAG, $"【{key}: {value}】");
                else
                    GetJsonData(value);
            }

            break;
        case JSONArray _:
            var jsonArray = new JSONArray(json);
            for (var i = 0; i < jsonArray.Length(); i++)
            {
                var key = i;
                var value = (string)jsonArray.Get(i);
                if (JsonType(value) == 0)
                    Log.Debug(TAG, $"【[{key}]: {value}】");
                else
                    GetJsonData(value);
            }

            break;
    }
}