• 使用MailMessage发送邮件


    SmtpClient smtp = new SmtpClient(); //实例化一个SmtpClient
                smtp.DeliveryMethod = SmtpDeliveryMethod.Network; //将smtp的出站方式设为 Network
                smtp.EnableSsl = false;//smtp服务器是否启用SSL加密
                smtp.Host = "smtp.163.com"; //指定 smtp 服务器地址
                smtp.Port = 25;             //指定 smtp 服务器的端口,默认是25,如果采用默认端口,可省去
                //如果你的SMTP服务器不需要身份认证,则使用下面的方式,不过,目前基本没有不需要认证的了
                smtp.UseDefaultCredentials = true;
                //如果需要认证,则用下面的方式
                smtp.Credentials = new NetworkCredential("a@163.com", "****");
                MailMessage mm = new MailMessage(); //实例化一个邮件类
                mm.Priority = MailPriority.High; //邮件的优先级,分为 Low, Normal, High,通常用 Normal即可
                mm.From = new MailAddress("b@163.com", "真有意思测试", Encoding.GetEncoding(936));
                //收件方看到的邮件来源;
                //第一个参数是发信人邮件地址
                //第二参数是发信人显示的名称
                //第三个参数是 第二个参数所使用的编码,如果指定不正确,则对方收到后显示乱码
                //936是简体中文的codepage值
                //注:上面的邮件来源,一定要和你登录邮箱的帐号一致,否则会认证失败
                mm.ReplyTo = new MailAddress("b@163.com", "我的接收邮箱", Encoding.GetEncoding(936));
                //ReplyTo 表示对方回复邮件时默认的接收地址,即:你用一个邮箱发信,但却用另一个来收信
                //上面后两个参数的意义, 同 From 的意义
                //mm.CC.Add("a@163.com,b@163.com,c@163.com");
                //邮件的抄送者,支持群发,多个邮件地址之间用 半角逗号 分开
     
                //当然也可以用全地址,如下:
                mm.CC.Add(new MailAddress("c@163.com", "抄送者A", Encoding.GetEncoding(936)));
                //mm.CC.Add(new MailAddress("b@163.com", "抄送者B", Encoding.GetEncoding(936)));
                //mm.CC.Add(new MailAddress("c@163.com", "抄送者C", Encoding.GetEncoding(936)));
     
                //mm.Bcc.Add("d@163.com,e@163.com");
                //邮件的密送者,支持群发,多个邮件地址之间用 半角逗号 分开
     
                //当然也可以用全地址,如下:
                //mm.CC.Add(new MailAddress("d@163.com", "密送者D", Encoding.GetEncoding(936)));
                //mm.CC.Add(new MailAddress("e@163.com", "密送者E", Encoding.GetEncoding(936)));
                //mm.Sender = new MailAddress("xxx@xxx.com", "邮件发送者", Encoding.GetEncoding(936));
                //可以任意设置,此信息包含在邮件头中,但并不会验证有效性,也不会显示给收件人
                //说实话,我不知道有啥实际作用,大家可不理会,也可不写此项
                //mm.To.Add("g@163.com,h@163.com");
                //邮件的接收者,支持群发,多个地址之间用 半角逗号 分开
     
                //当然也可以用全地址添加
     
                mm.To.Add(new MailAddress("g@163.com", "接收者g", Encoding.GetEncoding(936)));
                //mm.To.Add(new MailAddress("h@163.com", "接收者h", Encoding.GetEncoding(936)));
                mm.Subject = "这是邮件标题-测试"; //邮件标题
                mm.SubjectEncoding = Encoding.GetEncoding(936);
                // 这里非常重要,如果你的邮件标题包含中文,这里一定要指定,否则对方收到的极有可能是乱码。
                // 936是简体中文的pagecode,如果是英文标题,这句可以忽略不用
                mm.IsBodyHtml = true; //邮件正文是否是HTML格式
     
                mm.BodyEncoding = Encoding.GetEncoding(936);
                //邮件正文的编码, 设置不正确, 接收者会收到乱码
     
                mm.Body = "<font color="red">邮件测试,呵呵</font>";
                //邮件正文
                mm.Attachments.Add(new Attachment(@"c:d1.doc", System.Net.Mime.MediaTypeNames.Application.Rtf));
                //添加附件,第二个参数,表示附件的文件类型,可以不用指定
                //可以添加多个附件
                //mm.Attachments.Add(new Attachment(@"d:b.doc"));
                smtp.Send(mm); //发送邮件,如果不返回异常, 则大功告成了。
     
     
            }
    

      二、

    using System;
    using System.Collections.Generic;
    using System.Text;
    using System.Net.Mail;
    using System.Net;
    using System.Configuration;
    /// <summary>
    /// 发邮件模块
    /// Author:tonyepaper.cnblogs.com
    /// </summary>
    public class Mail
    {
        private string senderAddress;
        /// <summary>
        /// 发件人
        /// </summary>
        public string SenderAddress
        {
            get { return senderAddress; }
            set { senderAddress = value; }
        }
        private string receiverAddess;
        /// <summary>
        /// 收件人
        /// </summary>
        public string ReceiverAddess
        {
            get { return receiverAddess; }
            set { receiverAddess = value; }
        }
        private string subject;
        /// <summary>
        /// 主题
        /// </summary>
        public string Subject
        {
            get { return subject; }
            set { subject = value; }
        }
        private string body;
        /// <summary>
        /// 内容
        /// </summary>
        public string Body
        {
            get { return body; }
            set { body = value; }
        }
        private string smtpHost;
        /// <summary>
        /// SMTP主机
        /// </summary>
        public string SmtpHost
        {
            get { return smtpHost; }
            set { smtpHost = value; }
        }
        private int smtpPort;
        /// <summary>
        /// SMTP端口
        /// </summary>
        public int SmtpPort
        {
            get { return smtpPort; }
            set { smtpPort = value; }
        }
        private string smtpPassword;
        /// <summary>
        /// SMTP密码
        /// </summary>
        public string Password
        {
            get { return smtpPassword; }
            set { this.smtpPassword = value; }
        }
        /// <summary>
        /// 初始化发件人
        /// </summary>
        public Mail()
        {
            senderAddress = "qiugen114@gmail.com";
            smtpPassword ="*****";
            smtpHost = "smtp.gmail.com";
            smtpPort = 587;
        }
        /// <summary>
        /// 邮件
        /// </summary>
        /// <param name="receiverAddess">收件人地址</param>
        /// <param name="subject">主题</param>
        /// <param name="body">内容</param>
        public Mail(string receiverAddess, string subject, string body)
            : this()
        {
            this.receiverAddess = receiverAddess;
            this.subject = subject;
            this.body = body;
        }
        /// <summary>
        /// 发送邮件
        /// </summary>
        public bool Send()
        {
            MailMessage mailMessage = new MailMessage(senderAddress, receiverAddess);
            mailMessage.Subject = subject;
            mailMessage.Body = body;
    
            SmtpClient smtpClient = new SmtpClient(smtpHost, smtpPort);
            //使用SSL加密连线
            smtpClient.EnableSsl = true;
            NetworkCredential networkCredential = new NetworkCredential(senderAddress, smtpPassword);
            smtpClient.Credentials = networkCredential;
            try
            {
                smtpClient.Send(mailMessage);
                return true;
            }
            catch (Exception ex)
            {
                return false;
            }
        }   
    
    //调用
    protected void Button1_Click(object sender, EventArgs e)
        {
            Mail mail = new Mail("claymore1114@163.com", "aaaa", "aaaaaa");//初始化收件人
            mail.Send();
                }
    

      

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  • 原文地址:https://www.cnblogs.com/Akgu/p/5199595.html
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