1  public void Emails(string email) {
 2             try
 3             {
 4                 AsyncCallback ac = new AsyncCallback(call);
 5 
 6                 MailMessage mail = new MailMessage();
 7                 mail.From = new MailAddress("jiancixiuxian@gmail.com","aaa",Encoding.UTF8); ;
 8                 mail.To.Add(email);
 9                 mail.Subject = "aaaa";
10                mail.SubjectEncoding = Encoding.UTF8;
11                 mail.Body = "aaaa";
12                 mail.IsBodyHtml = true;
13                 mail.Priority = MailPriority.High;
14 
15                 SmtpClient sc = new SmtpClient();
16                 sc.Host = "smtp.gmail.com";
17                 sc.Port = 587;
18                 sc.Credentials = new NetworkCredential("jiancixiuxian@gmail.com", 此处密码);
19                 sc.DeliveryMethod = SmtpDeliveryMethod.Network;
20                 sc.EnableSsl = true;
21                 sc.SendCompleted += sc_SendCompleted;
22                 sc.SendAsync(mail, null);
23 
24                 
25             }
26             catch (SmtpException c)
27             {
28                 
29                 throw;
30             }
31            
32         }
33 
34         void sc_SendCompleted(object sender, System.ComponentModel.AsyncCompletedEventArgs e)
35         {
36           
37         }