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Question

   HttpWebRequest request = (HttpWebRequest)WebRequest.Create(Url +( postDataStr == "" ? "" : "?") + postDataStr);
            if (cookie.Count == 0)
            {
                request.CookieContainer = new CookieContainer();
                cookie = request.CookieContainer;
            }
            else
            {
                request.CookieContainer = cookie;
            }
            request.Method = "GET";
            request.ContentType = "text/html;charset=UTF-8";
            
            HttpWebResponse response = (HttpWebResponse)request.GetResponse();
            Stream myResponseStream = response.GetResponseStream();
            StreamReader myStreamReader = new StreamReader(myResponseStream, Encoding.GetEncoding("utf-8"));
            string retString = myStreamReader.ReadToEnd();
    if(retstaring=="content")//这里可以用正则来取得你想要的ID 参数之类。
{
content.innerHTML="";
}
            myStreamReader.Close();
            myResponseStream.Close();

Answer 1

根据GET来的ID查询呗，查询出什么就显示什么，想不出楼主困惑什么