#region 郵件發送/// <summary>/// 發送郵件支持HTML格式 先引用System.Net.Mail;/// </summary>/// <param name="MailFrom">發送人Email 如demo@126.com</param>/// <param name="MailServer">郵件服務器 如mail.126.com</param>/// <param name="MailUserName">登陸用戶名 如demo@126.com</param>/// <param name="MailPassword">登陸密碼 如123456</param>/// <param name="mailto">收件人郵箱</param>/// <param name="title">郵件標題</param>/// <param name="msg">郵件正文</param>/// <returns>成功 true; 失敗 false</returns>public static bool SendSmtpEmail(string MailFrom, string MailServer, string MailUserName, string MailPassword, string mailto, string title, string msg){    var client = new SmtpClient();    client.Host = MailServer;    client.UseDefaultCredentials = false;    client.Credentials = new System.Net.NetworkCredential(MailUserName, MailPassword);    client.DeliveryMethod = SmtpDeliveryMethod.Network;    System.Net.Mail.MailMessage message = new MailMessage(MailFrom, mailto);    message.Subject = title;    message.Body = msg;    message.SubjectEncoding = System.Text.Encoding.UTF8;    message.BodyEncoding = System.Text.Encoding.UTF8;    message.IsBodyHtml = true;    message.Priority = MailPriority.High;    message.IsBodyHtml = true;    try    {      client.Send(message);      return true;    }    catch    {      return false;    }}#endregion