C# 邮件发送 源码下载(可带附件)

实现邮件发送，并且带附件

【实例截图】

【核心代码】

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Net;
using System.Net.Mail;


namespace EmailClient
{
    class MyEmail
    {
        string strMeEmail = "****@qq.com";            //邮件来自该邮件
        string strPWD = "******";                 //该邮件凭证
            
        string strServer = "smtp.qq.com";                   //SMTP主机域
        int strPort = 587;                                  //SMTP端口

        MailMessage mailMsg;
        SmtpClient smtpClient;

        /// <summary>
        /// 构造函数
        /// </summary>
        /// <param name="strsubject">邮件主题</param>
        /// <param name="strto">收件人</param>
        /// <param name="strcontent">邮件内容</param>
        public MyEmail(string strsubject,string strto,string strcontent)
        {
            mailMsg = new MailMessage(strMeEmail, strto);
            mailMsg.Subject = strsubject;
            mailMsg.SubjectEncoding = Encoding.UTF8;
            mailMsg.Priority = MailPriority.Normal;
            mailMsg.Body = strcontent;
            mailMsg.BodyEncoding = Encoding.UTF8;
        }

        /// <summary>
        /// 增加附件
        /// </summary>
        /// <param name="path">附件路径</param>
        public void AddAttchment(string path)
        {
            string[] strLst = path.Split(';');
            Attachment attachMent;
            for (int i = 0; i < strLst.Count()-1; i  )
            {
                attachMent = new Attachment(strLst[i]);
                mailMsg.Attachments.Add(attachMent);
            }
        }


        /// <summary>
        /// 邮件发送
        /// </summary>
        /// <returns>是否发送成功</returns>
        public bool SendEmail()
        {
            smtpClient = new SmtpClient(strServer,strPort);
            smtpClient.UseDefaultCredentials = false;                           //是否使用默认身份验证(如果你的SMTP不需要身份验证，可以设置此项为TRUE，否则就为false)，为false时，就需要身份验证，使用下面的Credentials
            smtpClient.EnableSsl=true;                                          //是否加密链接，这里必须设置为true，否则无法发送邮件
            smtpClient.DeliveryMethod= SmtpDeliveryMethod.Network;              //指定发送邮件的方法，以网络的形式
            smtpClient.Timeout=15000;
            smtpClient.Credentials = new NetworkCredential(strMeEmail,strPWD);  //设置链接SMTP时的身份验证，也就是我要连接的QQ邮箱的服务器，我需要我邮箱的密码，才可以用它发送邮件，而且必须开通了QQ的SMTP服务，使用生成的凭证码
            try
            {
                smtpClient.Send(mailMsg);
                return true;
            }
            catch
            {
                return false;
            }
        }

    }
}