csharp: using using System.Web.Script.Serialization read json

using System;using System.Data;using System.Configuration;using System.Collections;using System.Web;using System.Web.Security;using System.Web.UI;using System.Web.UI.WebControls;using System.Web.UI.WebControls.WebParts;using System.Web.UI.HtmlControls;//先在項目中添加System.Web.Extensions引用.net 3.5using System.Web.Script.Serialization;using System.Collections.Specialized;using System.Collections.Generic;using System.Text;using System.Net;namespace JSONFromCS{    public partial class WebForm3 : System.Web.UI.Page    {        /// <summary>        /// 將json數據反序列化為Dictionary///http://www.weather.com.cn/static/html/legend.shtml 天氣圖示        /// </summary>        /// <param name="jsonData">json數據</param>        /// <returns></returns>        PRivate Dictionary<string, object> JsonToDictionary(string jsonData)        {            //實例化javaScriptSerializer類的新實例            JavascriptSerializer jss = new JavaScriptSerializer();            try            {                //將指定的 JSON 字符串轉換為 Dictionary<string, object> 類型的對象                return jss.Deserialize<Dictionary<string, object>>(jsonData);            }            catch (Exception ex)            {                throw new Exception(ex.Message);            }        }        /// <summary>        ///         /// </summary>        /// <param name="sender"></param>        /// <param name="e"></param>        protected void Page_Load(object sender, EventArgs e)        {          string  url = "http://www.weather.com.cn/data/cityinfo/101280601.html";            WebClient wc = new WebClient();            wc.Encoding = System.Text.Encoding.UTF8;//定義對象語言            string json = wc.DownloadString(url);            //string json = "{/"weatherinfo/":{/"city/":/"深圳/",/"cityid/":/"101280601/",/"temp/":/"32/",/"WD/":/"西南風/",/"WS/":/"4級/",/"SD/":/"68%/",/"WSE/":/"4/",/"time/":/"16:40/",/"isRadar/":/"1/",/"Radar/":/"JC_RADAR_AZ9755_JB/"}}";            StringBuilder strb = new StringBuilder();            Dictionary<string, object> dic = JsonToDictionary(json);//將Json數據轉成dictionary格式            Dictionary<string, object> dataSet = (Dictionary<string, object>)dic["weatherinfo"];            //使用KeyValuePair遍歷數據            foreach (KeyValuePair<string, object> item in dataSet)            {                strb.Append(item.Key + ":" + item.Value + "<br/>");//顯示到界面                                                             }            Response.Write(strb.ToString());        }    }}