在控制台下实现简单的邮件发送1.0

#region 功能：实现发送邮件 1.0
    class SendEmail_1
    {
        public static void Sendmail()
        {
            SmtpClient smtp = new SmtpClient("smtp.163.com");
            //发件人的地址
            MailAddress from = new MailAddress("[email protected]", "itmaper", Encoding.UTF8);
           
            //不使用默认的凭据发送
            smtp.UseDefaultCredentials = false;
            smtp.DeliveryMethod = SmtpDeliveryMethod.Network;
            smtp.Credentials = new NetworkCredential("[email protected]", "password");

            //收件人的地址
            MailAddress to = new MailAddress("[email protected]");
            //邮件信息
            MailMessage message = new MailMessage(from, to);
           
            //设置邮件的主题
            message.Body = "This is a test of the mail!";

            //设置主题和body时候可以发送unicode字符
            string someArrows = new string(new char[] { '\u2190', '\u2191', '\u2192', '\u2193' });
            //Environment.NewLine当前环境下的换行符 "\r\n"
            message.Body += Environment.NewLine + someArrows;
            message.BodyEncoding = System.Text.Encoding.UTF8;

            message.Subject = "test message 1" + someArrows;
            message.SubjectEncoding = System.Text.Encoding.UTF8;
           
            smtp.Send(message);
            message.Dispose();
        }
        //此版本的无法使用Gmail的邮件服务器发送,gmial发送需要设置相关的端口和经过ssl加密
    }
    #endregion