C#发送电子邮件

private void button1_Click(object sender, EventArgs e) { string mailContent = "测试邮件内容"; MailMessage msg = new System.Net.Mail.MailMessage(); msg.To.Add("收件人的"); //收件人 //发件人信息 msg.From = new MailAddress("自己的邮箱名称", "发件人名称", System.Text.Encoding.UTF8); msg.Subject = "这是测试邮件"; //邮件标题 msg.SubjectEncoding = System.Text.Encoding.UTF8; //标题编码 msg.Body = mailContent; //邮件主体 msg.BodyEncoding = System.Text.Encoding.UTF8; msg.IsBodyHtml = true; //是否HTML msg.Priority = MailPriority.High; //优先级 SmtpClient client = new SmtpClient(); //设置GMail邮箱和密码 client.Credentials = new System.Net.NetworkCredential("自己的邮箱名称", "自己的邮箱密码"); client.DeliveryMethod = SmtpDeliveryMethod.Network; client.Port = 25; //使用QQ邮箱发送,那么要在QQ邮箱设置中设置-> 账户-> POP3/IMAP/SMTP服务 开启 //平且要保证服务开启 管理工具->服务->simple mail Transfer protocol (SMTP) client.Host = "smtp.qq.com";//设置QQ邮箱的服务器名称 client.EnableSsl = false; object userState = msg; try { client.Send(msg); MessageBox.Show("发送成功"); } catch (Exception ex) { MessageBox.Show(ex.Message, "发送邮件出错"); } }

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