C#發送郵件

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MailSend("公司", "發送郵箱", "發送密碼", "姓名", "接收郵箱", "說明", "詳細內容").ToString();public bool MailSend(string txtName, string txtEmail, string txtEmailPwd, string txtFormName, string txtFormEmail, string txtTitle,  string txtNeiRong)        {            string  smtpName = "smtp." + txtEmail.Substring(txtEmail.LastIndexOf("@") + 1);//伺服器            return NetMailSend(smtpName, txtEmail, txtEmailPwd, txtName, txtFormEmail, txtFormName, txtTitle, txtNeiRong, "");        }        /// <summary>        /// 發送郵件可帶附件，System.Net.Mail命名空間        /// </summary>        /// <param name="smtpName">郵件伺服器地址</param>        /// <param name="mailFrom">寄件者郵箱地址</param>        /// <param name="mailFromPwd">寄件者郵箱密碼</param>        /// <param name="fromUserName">寄件者名字</param>        /// <param name="mailTo">收件者郵箱地址</param>        /// <param name="toUserName">收件者名字</param>        /// <param name="mailSubject">郵件主題</param>        /// <param name="mailBody">郵件內容</param>         /// <param name="strFileName">附件名</param>        /// <returns>成功返回true，否則返回false</returns>        public bool NetMailSend(string smtpName, string mailFrom, string mailFromPwd, string fromUserName, string mailTo, string toUserName, string mailSubject, string mailBody, string strFileName)        {            bool isSucceed = false;//發送郵件是否成功            //郵件發送時請確認服務的殺毒軟體因素            System.Net.Mail.SmtpClient client;            client = new System.Net.Mail.SmtpClient(smtpName);            client.Timeout = 60000;            //client.UseDefaultCredentials = false;            client.UseDefaultCredentials = true;            client.Credentials = new System.Net.NetworkCredential(mailFrom, mailFromPwd);            client.DeliveryMethod = System.Net.Mail.SmtpDeliveryMethod.Network;            System.Net.Mail.MailMessage message = new System.Net.Mail.MailMessage();            message.SubjectEncoding = System.Text.Encoding.UTF8;            message.BodyEncoding = System.Text.Encoding.UTF8;            message.From = new System.Net.Mail.MailAddress(mailFrom, fromUserName, System.Text.Encoding.UTF8);            message.To.Add(new System.Net.Mail.MailAddress(mailTo, toUserName, System.Text.Encoding.UTF8));            message.IsBodyHtml = true;            message.Subject = mailSubject;//郵件主題            message.Body = mailBody;//郵件內容            message.Priority = MailPriority.High;            //發送附件            if (!string.IsNullOrEmpty(strFileName))            {                Attachment data = new Attachment(strFileName);//附件                message.Attachments.Add(data);            }            try            {                client.Send(message);                isSucceed = true;            }            catch (Exception ex)            {                isSucceed = false;                //throw ex;            }            return isSucceed;        }

　　

C#發送郵件