C# 读取文件中的Json数据进行处理输出

public void JsonMy()
        {
            var fileName = Server.MapPath("ReadSenseFaceUSBKey") + "\\Rs.json";//Jsonstr函数读取json数据的文本
            string json = Jsonstr(fileName);//Jsonstr函数读取json数据的文本txt                      　　　　　　
            JsonDataT result = JsonConvert.DeserializeObject<JsonDataT>(json);
            if (result.status == "ok")
            {
                FaceDataT model = result.data;
                string confidence = model.confidence;
                int[] intA = model.facerect;
                string facerect = "[";
                foreach (var a in model.facerect)
                {
                    facerect += a + ",";
                }
                facerect = facerect.TrimEnd(',')+"]";
                string faceQuality = model.faceQuality;

                txtResult.Text = confidence + "---" + faceQuality + "----" + facerect;
            }else
            {
                txtResult.Text = "获取特征值错误";
            }
        }

   public  string Jsonstr(String filePath)
        {
            string strData = "";
            try
            {
                string line;
                // 创建一个 StreamReader 的实例来读取文件 ,using 语句也能关闭 StreamReader
                using (System.IO.StreamReader sr = new System.IO.StreamReader(filePath))
                {
                    // 从文件读取并显示行，直到文件的末尾
                    while ((line = sr.ReadLine()) != null)
                    {
                        //Console.WriteLine(line);
                        strData = line;
                    }
                }
            }
            catch (Exception e)
            {
                // 向用户显示出错消息
                Console.WriteLine("The file could not be read:");
                Console.WriteLine(e.Message);
            }
            return strData;
        }
    }

    //返回对象
    public class JsonDataT
    {
        //数据
        public FaceDataT data { set; get; }
        //状态
        public string status { set; get; }
    }

   //特征对象
    public class FaceDataT
    {
        public string confidence { set; get; }
        //面部特征
        public string faceQuality { set; get; }
        //面矩形
        public int[] facerect { set; get; }
        //特征(局部 口、鼻)
        public int[] feature { set; get; }
        //抛
        public string pitch { set; get; }
        //翻转
        public string roll { set; get; }
        //非常宽
        public string yaw { set; get; }
        //闭塞
        public string occlusion { set; get; }
    }