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C# 发邮件类可发送附件

2019-09-29 08:14
using System;using System.Collections.Generic;using System.Linq;using System.Web;using System.Net.Mail;namespace Ajax.发邮件{    public class GetMail    {         //MailAddress ds = new MailAddress("1738819932@qq.com");         //   Send(ds, "674580075@qq.com", "邮件主题", "邮件内容","附件名称");        public GetMail()        { }             /// <summary>        /// 发送电子邮件        /// </summary>        /// <param name="MessageFrom">发件人邮箱地址</param>        /// <param name="MessageTo">收件人邮箱地址</param>        /// <param name="MessageSubject">邮件主题</param>        /// <param name="MessageBody">邮件内容</param>        /// <param name="SUpFile">附件</param>        /// <returns></returns>        public bool Send(MailAddress MessageFrom, string MessageTo, string MessageSubject, string MessageBody, string SUpFile)        {            MailMessage message = new MailMessage();            message.From = MessageFrom;            message.To.Add(MessageTo); //收件人邮箱地址可以是多个以实现群发            message.Subject = MessageSubject;            message.Body = MessageBody;            if (SUpFile != "")            {                               SUpFile = Server.MapPath("~/发邮件/Upfile/" + SUpFile);//获得附件在本地地址                //将文件进行转换成Attachments                Attachment data = new Attachment(SUpFile, MediaTypeNames.Application.Octet);                // Add time stamp information for the file.                ContentDisposition disposition = data.ContentDisposition;                disposition.CreationDate = System.IO.File.GetCreationTime;                disposition.ModificationDate = System.IO.File.GetLastWriteTime;                disposition.ReadDate = System.IO.File.GetLastAccessTime;                message.Attachments.Add;                System.Net.Mime.ContentType  ctype=new System.Net.Mime.ContentType ();             }            message.IsBodyHtml = true; //是否为html格式            message.Priority = MailPriority.Normal; //发送邮件的优先等级            SmtpClient sc = new SmtpClient();            sc.Host = "smtp.qq.com"; //指定发送邮件的服务器地址或IP            sc.Port = 25; //指定发送邮件端口            sc.Credentials = new System.Net.NetworkCredential("发送邮箱账号", "账号密码"); //指定登录服务器的try            {                sc.Send; //发送邮件            }            catch            {                return false;            }            return true;        }    }}

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