利用asp.net自带邮件组件 发送邮件，支持126,163,gmail,qq等邮箱

#region 邮件发送

/// <summary>
/// 发送邮件支持HTML格式 先引用System.Net.Mail;
/// </summary>
/// <param name="MailFrom">发送人Email 如demo@126.com</param>
/// <param name="MailServer">邮件服务器 如mail.126.com</param>
/// <param name="MailUserName">登陆用户名 如demo@126.com</param>
/// <param name="MailPassword">登陆密码 如123456</param>
/// <param name="mailto">收件人邮箱</param>
/// <param name="title">邮件标题</param>
/// <param name="msg">邮件正文</param>
/// <returns>成功 true; 失败 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