public class YunpianSMS    {        public YunpianSMS()        { }        /// <summary>        /// 服务器HTTP地址        /// </summary>        private static string BASE_URI = "http://yunpian.com";        /// <summary>        /// 服务版本号        /// </summary>              private static string VERSION = "v1";        /// <summary>        /// 查账户信息的http地址         /// </summary>                   private static string URI_GET_USER_INFO = BASE_URI + "/" + VERSION + "/user/get.json";        /// <summary>        /// 通用接口发短信的http地址         /// </summary>        private static string URI_SEND_SMS = BASE_URI + "/" + VERSION + "/sms/send.json";        /// <summary>        /// 模板接口短信接口的http地址         /// </summary>        private static string URI_TPL_SEND_SMS = BASE_URI + "/" + VERSION + "/sms/tpl_send.json";        /// <summary>        /// 通用接口查回复的短信的http地址         /// </summary>        private static string URI_GET_REPLY = BASE_URI + "/" + VERSION + "/sms/get_reply.json";        /// <summary>        /// APIKEY        /// </summary>        private static string APIKEY = "APIKEY";        /// <summary>        /// 获取用户信息        /// </summary>        /// <returns>Json格式</returns>        public static string GetUserInfo()        {            System.Net.WebRequest req = System.Net.WebRequest.Create(URI_GET_USER_INFO + "?apikey=" + APIKEY);            System.Net.WebResponse resp = req.GetResponse();            System.IO.StreamReader sr = new System.IO.StreamReader(resp.GetResponseStream());            return sr.ReadToEnd().Trim();        }        /// <summary>        ///  发短信通用接口        /// </summary>        /// <param name="text">短信内容</param>        /// <param name="mobile">接收的手机号码,有多个手机号则用逗号分隔，一次最多100个手机号码</param>        /// <returns>Json格式</returns>         public static string SendSms(string text, string mobile)        {            //注意：参数必须进行Uri.EscapeDataString编码。以免&#%=等特殊符号无法正常提交            string parameter = "apikey=" + APIKEY + "&mobile=" + mobile + "&text=" + text;            return HttpPost(URI_SEND_SMS, parameter);        }        /// <summary>        /// 模板接口发短信        /// </summary>        /// <param name="tpl_id">模板ID</param>        /// <param name="mobile">接收的手机号码</param>        /// <param name="tpl_value">模板变量值</param>        /// <returns>Json格式</returns>        public static string TplSendSms(long tpl_id, string mobile, string tpl_value)        {            string postDataStr = "apikey=" + APIKEY + "&mobile=" + mobile + "&tpl_id=" + tpl_id.ToString() + "&tpl_value=http://www.mamicode.com/" + tpl_value;            return HttpPost(URI_TPL_SEND_SMS, postDataStr);        }        /// <summary>        /// 查回复的短信        /// </summary>        /// <param name="page_num">页码，从1开始</param>        /// <param name="page_size">每页个数，最大100个</param>        /// <param name="mobile">接收的手机号码</param>        /// <returns>Json格式</returns>        public static string GetReplySms(int page_num, int page_size, string mobile,string datastart,string dataend)        {            DateTime now = DateTime.Now;            //string datastart = now.AddDays(-3).ToString("yyyy-MM-dd 00:00:00");            //string datasend = now.AddDays(1).ToString("yyyy-MM-dd 00:00:00");            string postDataStr = "apikey=" + APIKEY + "&start_time=" + datastart + "&end_time=" + dataend                + "&page_num=" + page_num + "&page_size=" + page_size + "&mobile=" + mobile;            return HttpPost(URI_GET_REPLY, postDataStr);        }        /// <summary>        /// 通用接口请求        /// </summary>        /// <param name="Url"></param>        /// <param name="postDataStr"></param>        /// <returns></returns>        public static string HttpPost(string Url, string postDataStr)        {            byte[] dataArray = Encoding.UTF8.GetBytes(postDataStr);            HttpWebRequest request = (HttpWebRequest)WebRequest.Create(Url);            request.Method = "POST";            request.ContentType = "application/x-www-form-urlencoded";            request.ContentLength = dataArray.Length;            //request.CookieContainer = cookie;            Stream dataStream = request.GetRequestStream();            dataStream.Write(dataArray, 0, dataArray.Length);            dataStream.Close();            try            {                HttpWebResponse response = (HttpWebResponse)request.GetResponse();                StreamReader reader = new StreamReader(response.GetResponseStream(), Encoding.UTF8);                String res = reader.ReadToEnd();                reader.Close();                return res;            }            catch (Exception e)            {                return e.Message + e.ToString();            }        }    }

string tpl_value = http://www.mamicode.com/HttpUtility.UrlEncode("#username#", Encoding.UTF8) + "=" +                            HttpUtility.UrlEncode(phone, Encoding.UTF8) + "&" +                            HttpUtility.UrlEncode("#passwd#", Encoding.UTF8) + "=" +                            HttpUtility.UrlEncode(passwd, Encoding.UTF8), Encoding.UTF8);                        //短信失败时，调用第二短信接口                        YunpianSMS.TplSendSms(1508914, phone, tpl_value);

public class AliDaYuSMS    {        /// <summary>        /// <summary>        /// Url        /// </summary>        private static string Url = "http://gw.api.taobao.com/router/rest";        /// AppKey        /// </summary>        private static string AppKey = "AppKey";        /// <summary>        /// AppSecret        /// </summary>        private static string AppSecret = "AppSecret";        /// <summary>        ///  发短信通用接口        /// </summary>        /// <param name="extend">公共回传参数，        /// 在“消息返回”中会透传回该参数；举例：用户可以传入自己下级的会员ID，在消息返回时，        /// 该会员ID会包含在内，用户可以根据该会员ID识别是哪位会员使用了你的应用</param>        /// <param name="smsFreeSignName">短信签名</param>        /// <param name="code">短信模板ID</param>        /// <param name="smsParam">短信模板变量“验证码${code}，您正在进行${product}身份验证，打死不要告诉别人哦！”，        /// 传参时需传入{"code":"1234","product":"alidayu"}</param>        /// <param name="mobile">接收的手机号码,群发短信需传入多个号码，以英文逗号分隔，一次调用最多传入200个号码。</param>        /// <returns>Json格式</returns>         public static string SendSms(string extend, string smsFreeSignName, string code, string smsParam, string mobile)        {            ITopClient client = new DefaultTopClient(Url, AppKey, AppSecret);            AlibabaAliqinFcSmsNumSendRequest req = new AlibabaAliqinFcSmsNumSendRequest();            req.Extend = extend;            req.SmsType = "normal";            req.SmsFreeSignName = smsFreeSignName;            req.SmsParam = smsParam;            req.RecNum = mobile;            req.SmsTemplateCode = code;            AlibabaAliqinFcSmsNumSendResponse rsp = client.Execute(req);            return rsp.SubErrMsg;        }    }调用方式                    var smsresult = AliDaYuSMS.SendSms(phone, "潮运动", "SMS_13000621", "{\"username\":\"" + phone + "\",\"passwd\":\"" + passwd + "\"}", phone);