上一篇试用了c#的WebClient下载文件功能，这次再来看看Mail类发送邮件的功能，参考网上的教程，分别测试了163和QQ邮箱的smtp功能，其中QQ邮箱比较难以配置，试了几次最终还是成功了，主要两点：启用SSL，设置端口(smtp.qq.com special sets下面的额外配置)，添加了超时时间是为了在添加附件的时候能多等待一会儿。其余的基本上都是通用的，测试代码如下，比较简单：
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using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Net.Mail; namespace mailSend { class mailSend { static void Main(string[] args) { string fPath; string fName = "DSC_0625.NEF"; string receiver="523456721@qq.com"; SmtpClient mySmtpClient = new SmtpClient(); MailMessage myEmail = new MailMessage(); mySmtpClient.Host = "smtp.qq.com"; mySmtpClient.UseDefaultCredentials = true; mySmtpClient.DeliveryMethod = SmtpDeliveryMethod.Network; mySmtpClient.Credentials = new System.Net.NetworkCredential("88110620", "adanpldatmfsbfhe"); // //smtp.qq.com special sets mySmtpClient.EnableSsl = true; mySmtpClient.Port = 587; mySmtpClient.Timeout = 1000*60*3; myEmail.From = new MailAddress("88110620@qq.com"); myEmail.To.Add(receiver); myEmail.Subject = fName; myEmail.Body = fName; myEmail.SubjectEncoding = Encoding.UTF8; myEmail.BodyEncoding = Encoding.UTF8; myEmail.Priority = MailPriority.High; myEmail.IsBodyHtml = true; try { fPath = System.Environment.CurrentDirectory; Attachment attachFile = new Attachment(fPath +"/"+ fName); myEmail.Attachments.Add(attachFile); } catch (Exception ex) { Console.WriteLine(ex.Message); } mySmtpClient.Send(myEmail); // Console.ReadKey(); } } } |
非常令人遗憾的是QQ的大附件(文件中转站)没法子直接使用，让期望与现实的落差变得巨大巨大，因为用QQ邮箱主要就是为了发大附件，要是这一块没办法实现，也就没有多少意义了。