WiiSen

/// <summary>
/// 透過SMTP發送信件範例, 以GMail為例 For C#
/// </summary>
private void SendMail()
{
 try
 {
  SmtpClient mailClient = new SmtpClient("smtp.gmail.com");

  //Credentials登陸SMTP服務器的身份驗證
  mailClient.Credentials = new NetworkCredential("user", "password");

  //發件人地址
  MailMessage message = new MailMessage(new MailAddress("Sender<Sender@gmail.com>"));

  //收件人地址
  message.To.Add(new MailAddress("Recever<Recever@gmail.com>"));

  //可以添加多個副本收件人(CC)
  message.CC.Add(new MailAddress("Sender<Sender@gmail.com>"));

  //可以添加多個密件副本收件人(BCC)
  message.Bcc.Add(new MailAddress("Sender<Sender@gmail.com>"));

  //郵件內容
  message.Body = "Mail Test In C#!";

  //郵件主題
  message.Subject = "C# SMTP Mail Send!!";

  //附件
  message.Attachments.Add(new Attachment(@"C:\Attachment.txt")); //添加附件

  mailClient.Send(message);

  MessageBox.Show("寄件成功");
 }
 catch (Exception ex)
 {
  MessageBox.Show("寄件失敗" + "\n\n問題敘述： " + ex.Message);
 }
}