C#发送邮件笔记

public static int SendtoMail(string mail, string subject, string value)
{
MailAddress EmailFrom = new MailAddress("cowkeys@163.com");
MailAddress EmailTo = new MailAddress(mail);

MailMessage Email = new MailMessage(EmailFrom, EmailTo);
Email.Priority = MailPriority.Normal;

Email.Subject = subject;
Email.Body = value;

//服务器要根据邮箱的地址来决定
SmtpClient Client = new SmtpClient("smtp.163.com");
Client.Credentials = new System.Net.NetworkCredential("cowkeys", "×××密码");
Client.DeliveryMethod = SmtpDeliveryMethod.Network;
try
{
Client.Send(Email);
return 1;
}
catch (Exception)
{
return 0;
}
}