以下代碼除了實現(xiàn)發(fā)送簡單的郵件以外，還包括了發(fā)送附件。From圖沒有貼出，上面就兩按鈕，一個“添加附件”、一個“發(fā)送”。點擊添加附件選擇文件， 文件路徑全存儲在listbox1中。在發(fā)送按鈕方法中，把listbox1所有的文件添加到mailmessage對象里作為郵件發(fā)送出去了，請看代碼
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using System;using System.Collections.Generic;using System.ComponentModel;using System.Data;using System.Drawing;using System.Text;using System.Windows.Forms;using System.Net.Mail;using System.Net;using System.Net.Security;using System.IO;using System.Net.Mime;namespace SmtpTest{public partial class Form1 : Form{public Form1(){InitializeComponent();}private void button1_Click(object sender, EventArgs e){try{//定義一個mail對象MailMessage mailmessage = new MailMessage(““, ““, “this is a test”, “yes!test!”);//from email，to email，主題，郵件內(nèi)容mailmessage.Priority = MailPriority.Normal; //郵件優(yōu)先級SmtpClient smtpClient = new SmtpClient(“smtp.163.com”, 25); //smtp地址以及端口號smtpClient.Credentials = new NetworkCredential(“ttlsa.com”, “xxxxxx”);//smtp用戶名密碼smtpClient.EnableSsl = true; //啟用ssl//添加附件Attachment attachment =null;if(listBox1.Items.Count>0){for (int i = 0; i < listBox1.Items.Count; i++){string pathFileName = listBox1.Items[i].ToString();string extName = Path.GetExtension(pathFileName).ToLower(); //獲取擴展名if(extName==”.rar”||extName==”.zip”) //.rar和.zip的文件屬于壓縮文件類型{attachment = new Attachment(pathFileName,MediaTypeNames.Application.Zip);}else{attachment = new Attachment(pathFileName,MediaTypeNames.Application.Octet);}//設(shè)置附件的MIME信息ContentDisposition cd = attachment.ContentDisposition;cd.CreationDate = File.GetCreationTime(pathFileName);//設(shè)置附件的創(chuàng)建時間cd.ModificationDate = File.GetLastWriteTime(pathFileName);//設(shè)置附件的修改時間cd.ReadDate = File.GetLastAccessTime(pathFileName);//設(shè)置附件的訪問時間mailmessage.Attachments.Add(attachment);//將附件添加到mailmessage對象}}smtpClient.Send(mailmessage);MessageBox.Show(“發(fā)送成功”);}catch (SmtpException se){MessageBox.Show(se.StatusCode.ToString());}}//添加附件,把文件添加到listbox中private void button2_Click(object sender, EventArgs e){OpenFileDialog opd = new OpenFileDialog();//定義一個選擇文件的對話框opd.Multiselect = true;//允許選擇多個文件opd.CheckFileExists = true;//檢查文件是否存在opd.ValidateNames = true;//檢查文件名的可用性opd.ShowDialog();//打開對話框if(opd.FileNames.Length>0)//將選擇的文件路徑寫入listbox中{listBox1.Items.AddRange(opd.FileNames);}}}} |
PS：利用網(wǎng)易163smtp郵箱發(fā)送郵件
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protected void Button2_Click(object sender, EventArgs e) { System.Net.Mail.SmtpClient client = new System.Net.Mail.SmtpClient(); client.Host = "smtp.163.com";//使用163的SMTP服務(wù)器發(fā)送郵件 client.UseDefaultCredentials = true; client.DeliveryMethod = System.Net.Mail.SmtpDeliveryMethod.Network; client.Credentials = new System.Net.NetworkCredential("用戶名", "密碼");//163的SMTP服務(wù)器需要用163郵箱的用戶名和密碼作認證，如果沒有需要去163申請個, //這里假定你已經(jīng)擁有了一個163郵箱的賬戶，用戶名為abc，密碼為******* System.Net.Mail.MailMessage Message = new System.Net.Mail.MailMessage(); Message.From = new System.Net.Mail.MailAddress("上述用戶名密碼所對應(yīng)的郵箱地址");//這里需要注意，163似乎有規(guī)定發(fā)信人的郵箱地址必須是163的，而且發(fā)信人的郵箱用戶名必須和上面SMTP服務(wù)器認證時的用戶名相同 //因為上面用的用戶名abc作SMTP服務(wù)器認證，所以這里發(fā)信人的郵箱地址也應(yīng)該寫為[email protected] Message.To.Add("目標郵箱地址");//將郵件發(fā)送給Gmail //Message.To.Add("[email protected]");//將郵件發(fā)送給QQ郵箱 Message.Subject = "customer feedback"; Message.Body = "customer feedback content"; Message.SubjectEncoding = System.Text.Encoding.UTF8; Message.BodyEncoding = System.Text.Encoding.UTF8; Message.Priority = System.Net.Mail.MailPriority.High; Message.IsBodyHtml = true; client.Send(Message); } |
