C#中發送郵件代碼

來源:互聯網
上載者:User

始找的代碼只能發送無SMTP驗證的郵件,但現在很多EMAIL發送時都需要驗證,後來尋找了下MSDN的協助,找到了發送驗證的代碼,貼出來希望對大家有所協助! 複製代碼 代碼如下:public static int sendmail(string to, string body,string subject)
    {
        try
        {
            int nContain = 0;
            ///添加寄件者地址
            string from = "你的發送EMAIL";
            MailMessage mailMsg = new MailMessage();
            mailMsg.From = new MailAddress(from);
            nContain += mailMsg.From.Address.Length;
            ///添加收件者地址
            mailMsg.To.Add(to);
            nContain += mailMsg.To.ToString().Length;
            ///添加郵件主題
            mailMsg.Subject = subject;
            mailMsg.SubjectEncoding = Encoding.UTF8;
            nContain += mailMsg.Subject.Length;
            ///添加郵件內容
            mailMsg.Body = body;
            mailMsg.BodyEncoding = Encoding.UTF8;
            mailMsg.IsBodyHtml = true;
            nContain += mailMsg.Body.Length;
            if (mailMsg.IsBodyHtml == true)
            {
                nContain += 100;
            }
            ///發送郵件
            try
            {
                //定義發送郵件的Client
                SmtpClient client = new SmtpClient();
                //表示以當前登入使用者的預設憑據進行身分識別驗證 
                client.UseDefaultCredentials = true;
                //包含使用者名稱和密碼 
                client.Credentials = new System.Net.NetworkCredential(application.GetapplicationSendmail(), application.GetapplicationSendpass());
                ///設定郵件伺服器主機的IP地址
                client.Host = "SMTP伺服器IP"
                ///設定郵件伺服器的連接埠
                client.Port = 25;
                ///配置發送郵件的屬性
                client.DeliveryMethod = SmtpDeliveryMethod.Network;
                //System.Net.Mail.MailMessage message = new System.Net.Mail.MailMessage(strFrom, strto, strSubject, strBody); 
                mailMsg.Priority = System.Net.Mail.MailPriority.Normal;
                //client.UseDefaultCredentials = false;
                ///發送郵件
                client.Send(mailMsg);
                return 1;
            }
            catch (Exception ex) { return 0; }
        }
        catch (Exception ex) { return 0; }
    }
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