/// <summary>
        /// 設定傳送和接收的郵件地址
        /// </summary>
        public  string Main()
        {
            dynamic ObjJson = new ExpandoObject();
            string fromMail = "**********@qq.com";
            string toMail = "**********@qq.com";
            SendMail(fromMail, toMail);
        }
        
 
/// <summary>
        /// 傳送郵件到信箱
        /// </summary>
        /// <param name="fromMail">傳送人郵箱地址</param>
        /// <param name="toMail">接收人郵箱地址</param>
        static int SendMail(string fromMail, string toMail)
        {
            MailMessage mailMessage = new MailMessage
            {
                
 
//發件人
                From = new MailAddress(fromMail)
            };

            //收件人 可以新增多個收件人
            mailMessage.To.Add(new MailAddress(toMail));
            //mailMessage.CC 獲取包含此電子郵件的抄送(CC)收件人的地址集合
            //郵件主題
            mailMessage.SubjectEncoding = Encoding.UTF8;
            mailMessage.Subject 
 
= "資料異常";
            //郵件正文
            mailMessage.BodyEncoding = Encoding.UTF8;
            mailMessage.Body = "<p style='color:red;font-size:14px;'>資料異常，請及時解決</p>";
            ////如果要傳送html格式的訊息，需要設定這個屬性
            //mailMessage.IsBodyHtml = true;
            ////郵件內容即訊息正文中中顯示圖片 
            ////需要為圖片指明src='cid:idname(資源id)'
            //AlternateView htmlBody = AlternateView.CreateAlternateViewFromString("<img src='cid:zfp'/>", null, "text/html");
            ////然後在LinkedResource加入檔案的絕對地址，和ContentType 例如image/gif，text/html...與http請求的響應報文中的ContentType一致
            //string aa = "C:\\Users\\王衛鬆\\Pictures\\Camera Roll\\妹子\\timg (2).jpg";
            //LinkedResource lr = new LinkedResource(aa, "image/gif");
            ////繫結上文中指定的idname
            //lr.ContentId = "zfp";
            ////新增連結資源
            //htmlBody.LinkedResources.Add(lr);
            //mailMessage.AlternateViews.Add(htmlBody);
            //string bb = "C:\\Users\\王衛鬆\\Pictures\\Camera Roll\\風景\\1.txt";
            ////傳送附件 指明附件的絕對地址
            //Attachment attachment = new Attachment(bb);
            //mailMessage.Attachments.Add(attachment);
            int i = 0;
            //建立郵件傳送客戶端
            try
            {
                //這裡使用qq郵箱 需要在設定->賬戶下開啟POP3/SMTP服務 和 IMAP / SMTP服務
                //qq郵箱的發件伺服器smtp.qq.com  埠25
                SmtpClient sendClient = new SmtpClient("smtp.qq.com", 25)
                {
                    //指定郵箱賬號和密碼
                    //在第三方客戶端登陸qq郵箱時，密碼是授權碼
                    //登陸qq郵箱在設定->賬戶下可以生成授權碼
                    Credentials = new NetworkCredential(fromMail, "jybtxtdhquvljhhd")
                };

                //指定如何傳送電子郵件
                sendClient.DeliveryMethod = SmtpDeliveryMethod.Network;

                //指定使用使用安全套接字ssl加密的連結

                sendClient.EnableSsl = true;
                sendClient.Send(mailMessage);
                i = 1;
            }
            catch
            {
                i = 0;
            }
            return i;
        }