利用正则表达式群发定制邮件

 1 　　　　　　　　Thread t = new Thread(new ThreadStart(() =>
 2                 {
 3                     while (count < num)
 4                     {
 5                         MailMessage mail = new MailMessage();
 6                         mail.From = new MailAddress(txtUsername.Text + "@qq.com", txtSendname .Text );
 7                         mail.To.Add(new MailAddress(h[nm[count]].ToString(),nm[count ]));
 8                         mail.Subject = txtSubject.Text;
 9                         StringBuilder sb = new StringBuilder(1024 * 8);
10                         string tmp = texContent.Text.Replace(txtOld.Text, txtOld.Text + nm[count]);
11                         sb.Append(tmp);
12                         mail.Body = sb.ToString();
13                         mail.IsBodyHtml = true;
14                         SmtpClient sc = new SmtpClient("smtp.qq.com");
15                         sc.Credentials = new NetworkCredential(txtUsername.Text.Trim(), txtPassword.Text.Trim());
16                         try
17                         {
18                             sc.Send(mail);
19                             txtLog.Invoke(new Action(() =>
20                                 {
21                                     txtLog.AppendText(nm[count] + "√\r\n");
22                                 }));
23                         }
24                         catch
25                         {
26                             txtLog.Invoke(new Action(() =>
27                                 {
28                                     txtLog.AppendText(nm[count] + "    " + h[nm[count]].ToString() + "is not available×××××××××\r\n");
29                                 }));
30                         }
31                         count++;
32                     }
33                     if (count >= num)
34                     {
35                         MessageBox.Show("Send over!");
36                         btnSend.Invoke(new Action(() =>
37                         {
38                             btnSend.Enabled = false;
39                         }));
40                     }
41 
42                 }));
43             t.Start();