c#郵件發送代碼

            string _toEmail,_subject,_body,_fromEmail,_fromPassword;

            _toEmail = "[email protected]";//獲取收件人郵箱

            _subject = "你好，我是";//獲取郵件主題

            _body = "你好！ 你吃了飯沒！";//獲取郵件正文

            _fromEmail = "[email protected]";//獲取發件人郵箱

            _fromPassword = "xxxxxxxxx";//獲取發件人密碼

 

 

            System.Net.Mail.SmtpClient client = new System.Net.Mail.SmtpClient("smtp.qq.com");

            client.UseDefaultCredentials = false;

            client.Credentials = new System.Net.NetworkCredential(_fromEmail, _fromPassword);//設置發件人的郵箱和密碼

            client.DeliveryMethod = System.Net.Mail.SmtpDeliveryMethod.Network;//以SMTP形式發送郵件

 

            System.Net.Mail.MailMessage message = new System.Net.Mail.MailMessage();

            message.To.Add(_toEmail);//設置收件人的郵箱

 

            // message.To.Add("[email protected]");

            message.From = new System.Net.Mail.MailAddress(_fromEmail);//設置發件人的郵箱和別名

            message.Subject = _subject;//設置郵件主題

            message.SubjectEncoding = System.Text.Encoding.GetEncoding("UTF-8");//主題編碼

            message.Body = _body;//設置郵件正文

            message.BodyEncoding = System.Text.Encoding.GetEncoding("UTF-8");//正文編碼

            message.IsBodyHtml = true;//是否以HTML發送

 

 

            //附件 

            string strFilePath = @"E:\logo.jpg";

            System.Net.Mail.Attachment attachment1 = new System.Net.Mail.Attachment(strFilePath);//添加附件 

            attachment1.Name = System.IO.Path.GetFileName(strFilePath);

            attachment1.NameEncoding = System.Text.Encoding.GetEncoding("gb2312");

            attachment1.TransferEncoding = System.Net.Mime.TransferEncoding.Base64;

            attachment1.ContentDisposition.Inline = true;

            attachment1.ContentDisposition.DispositionType = System.Net.Mime.DispositionTypeNames.Inline;

            string cid = attachment1.ContentId;//關鍵性的地方，這裏得到一個id數值 

            message.Attachments.Add(attachment1); 

 

 

 

 

            //string name = System.IO.Path.GetFileName(FileUpload1.FileName);

 

            //if (string.IsNullOrEmpty(name) && name != "")

            //    message.Attachments.Add(new System.Net.Mail.Attachment(name));

            try{

            client.Send(message);//發送郵件

            }

            catch(Exception e)

            {=-

                MessageBox.Show("郵件發送失敗！{0}",e.Message);

            }

            //if(System.IO.File.Exists(name))

            //System.IO.File.Delete(name);