删除

         string access_token = "你的token";

         string posturl = "https://api.weixin.qq.com/cgi-bin/menu/delete?access_token=" + access_token;

         HttpWebRequest request = (HttpWebRequest)HttpWebRequest.Create(posturl);

         request.ContentType = "application/x-www-form-urlencoded";

         request.Method = "GET";

         HttpWebResponse myResponse = (HttpWebResponse)request.GetResponse();

         StreamReader reader = new StreamReader(myResponse.GetResponseStream(), Encoding.UTF8);

         string content = reader.ReadToEnd();

         Response.Write(content);