_C#发送邮箱

 public ActionResult lead()
        {
            SendEmail("邮箱号", "吃饭么？", "你要吃什么啊");
            return View("Index");
        }

        /// <summary>
        /// 发送邮件
        /// </summary>
        /// <param name="mailTo">要发送的邮箱</param>
        /// <param name="mailSubject">邮箱主题</param>
        /// <param name="mailContent">邮箱内容</param>
        /// <returns>返回发送邮箱的结果</returns>
        public bool SendEmail(string mailTo, string mailSubject, string mailContent)
        {
            // 设置发送方的邮件信息,例如使用网易的smtp

            string smtpServer = "smtp.163.com"; //SMTP服务器
            string mailFrom = "[e-mail]"; //登陆用户名
            string userPassword = "qwertyuiop000";//登陆密码

            // 邮件服务设置
            SmtpClient smtpClient = new SmtpClient();
            smtpClient.DeliveryMethod = SmtpDeliveryMethod.Network;//指定电子邮件发送方式
            smtpClient.Host = smtpServer; //指定SMTP服务器
            smtpClient.Credentials = new System.Net

            .NetworkCredential(mailFrom, userPassword);//用户名和密码

            // 发送邮件设置
            MailMessage mailMessage = new MailMessage(mailFrom, mailTo); // 发送人和收件人
            mailMessage.Subject = mailSubject;//主题
            mailMessage.Body = mailContent;//内容
            mailMessage.BodyEncoding = Encoding.UTF8;//正文编码
            mailMessage.IsBodyHtml = true;//设置为HTML格式
            mailMessage.Priority = MailPriority.High;//优先级
            smtpClient.EnableSsl = false;   //QQ邮箱 需要加为true
            try
            {
                smtpClient.Send(mailMessage); // 发送邮件
                return true;
            }
            catch (SmtpException ex)
            {
                return false;
            }
        }