微信带链接的文本消息推送

微信推送消息时，推送带链接的文本消息

                            string token = “你的access_token”;
                            StringBuilder sb = new StringBuilder();
                            sb.Append("{"touser":"发送对象的openid","msgtype":"text","text":{"content":"您好！，请前往<a href='http://www.baidu.com '>百度</a>查看"}}");
                            string url = string.Format("https://api.weixin.qq.com/cgi-bin/message/custom/send?access_token={0}", token);
                            HttpWebRequest request = (HttpWebRequest)WebRequest.Create(url);
                            byte[] requestBytes = Encoding.UTF8.GetBytes(sb.ToString());
                            request.Method = "POST";
                            request.ContentType = "application/x-www-form-urlencoded";
                            request.ContentLength = requestBytes.Length;
                            Stream requestStream = request.GetRequestStream();
                            requestStream.Write(requestBytes, 0, requestBytes.Length);
                            requestStream.Close();
                            HttpWebResponse response = (HttpWebResponse)request.GetResponse();
                            StreamReader sr = new StreamReader(response.GetResponseStream(), Encoding.Default);
                            string backstr = sr.ReadToEnd();
                            
                            sr.Close();
                            response.Close();

注意：

超级链接中 URL 要用单引号 " ' "