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  • c#发送邮件.net1.1和.net2.0中的两个方法

    .net1.1
    using System.Web.Mail;
    使用:
    SendSMTPEMail("100.100.100.100", "someone@xxx.com", "xxxx", "someone@xxx.com", "webtest", TextBox1.Text, null, null);
    方法体:
    public void SendSMTPEMail(string strSmtpServer, string strFrom, string strFromPass, string strto, string strSubject, string strBody, string bcc, string cc)
            {
                System.Web.Mail.MailMessage mail = new System.Web.Mail.MailMessage();
                mail.BodyFormat = MailFormat.Html;
                mail.From = strFrom;
                mail.To = strto;    //多个收件人之间用分号分割
                mail.Bcc = bcc;
                mail.Cc = cc;
                mail.Subject = "mail test!!!";
                mail.Body = TextBox1.Text;
                mail.Fields.Add("http://schemas.microsoft.com/cdo/configuration/smtpauthenticate", "1");
                mail.Fields.Add("http://schemas.microsoft.com/cdo/configuration/sendusername", strFrom);
                mail.Fields.Add("http://schemas.microsoft.com/cdo/configuration/sendpassword", strFromPass);

                System.Web.Mail.MailAttachment attachment = new System.Web.Mail.MailAttachment("c:\\log.log");
                mail.Attachments.Add(attachment);
                SmtpMail.SmtpServer = strSmtpServer;
                SmtpMail.Send(mail);
            }

    /// <summary>
      /// 发送邮件
      /// </summary>
      /// <param name="to">收件人邮件地址</param>
      /// <param name="from">发件人邮件地址</param>
      /// <param name="subject">邮件主题</param>
      /// <param name="body">邮件内容</param>
      /// <param name="username">登录smtp主机时用到的用户名,注意是邮件地址'@'以前的部分</param>
      /// <param name="password">登录smtp主机时用到的用户密码</param>
      /// <param name="smtpHost">发送邮件用到的smtp主机</param>
      public void Send(string to, string from, string subject, string body, string username, string password, string smtpHost)
      {
       MailMessage mail = new MailMessage();
       mail.To = to;//设置收件人地址
       mail.From = from;//设置发件人地址
       mail.Subject = subject;//设置邮件主题
       mail.BodyFormat = MailFormat.Html;//设置邮件以HTML格式发送
       mail.Body = body;//设置邮件内容   
       //设置发送邮件时需要身份验证
       mail.Fields.Add("http://schemas.microsoft.com/cdo/configuration/smtpauthenticate", "1");
       //设置登录邮件主机时的用户名,注意如果发件人地址是abc@def.com,则用户名是abc而不是abc@def.com
       mail.Fields.Add("http://schemas.microsoft.com/cdo/configuration/sendusername", userName);
       //设置登录SMTP主机的用户密码
       mail.Fields.Add("http://schemas.microsoft.com/cdo/configuration/sendpassword", password);
       //设置发送邮件的SMTP主机
       SmtpMail.SmtpServer = smtpHost;
       //发送邮件,如果发送不成功会抛出异常
       SmtpMail.Send(mail);
      }

    .net2.0
    using System.Net.Mail;
    使用:
    SendSMTPEMail("100.100.100.100", "someone@xxx.com", "xxxx", "someone@xxx.com", "webtest", TextBox1.Text, null, null);
    方法体:
     public void SendSMTPEMail(string strSmtpServer, string strFrom, string strFromPass, string strto, string strSubject, string strBody)
            {
                System.Net.Mail.SmtpClient client = new SmtpClient(strSmtpServer);
                client.UseDefaultCredentials = false;
                client.Credentials = new System.Net.NetworkCredential(strFrom, strFromPass);
                client.DeliveryMethod = SmtpDeliveryMethod.Network;

                System.Net.Mail.MailMessage message = new System.Net.Mail.MailMessage(strFrom, strto, strSubject, strBody);
                System.Net.Mail.Attachment attachment = new System.Net.Mail.Attachment("c:\\log.log");
                message.Attachments.Add(attachment);
                message.BodyEncoding = System.Text.Encoding.UTF8;
                message.IsBodyHtml = true;
                client.Send(message);
            }

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  • 原文地址:https://www.cnblogs.com/qfb620/p/1345863.html
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