C#中自定义邮件发送类(支持多人多附件)

http://www.cnblogs.com/zyh-nhy/archive/2007/07/17/821137.html

此程序用的是局域网内的（即公司内部邮箱）进行处理邮件

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

namespace ConsoleApplication1
{
/// <summary>
/// 发送邮件类 的摘要说明
/// </summary>
class SendMail
{
数据成员

构造函数

数据属性

/**/
public bool Send()
{
try
{
//获取所有的收件人地址
char[] ch = { ',' };
string[] address = m_To.Split(ch);
MailAddressCollection allAddress = new MailAddressCollection();
for (int i = 0; i < address.Length; i++)
{
//收件人地址
MailAddress toAddress = new MailAddress(address[i]);
allAddress.Add(toAddress);

//发件人地址
MailAddress fromAddress = new MailAddress(m_From);

//定义邮件消息
MailMessage msg = new MailMessage(fromAddress, toAddress);
//邮件标题
msg.Subject = m_Subject;
//邮件正文
msg.Body = m_Body;

//获取所有邮件附件
char[] cr = { ';' };
string[] file = m_File.Split(cr);
for (int n = 0; n < file.Length; n++)
{
if (file[n] != "")
{
//附件对象
Attachment data = new Attachment(file[n], MediaTypeNames.Application.Octet);
//附件资料
ContentDisposition disposition = data.ContentDisposition;
disposition.CreationDate = System.IO.File.GetCreationTime(file[n]);
disposition.ModificationDate = System.IO.File.GetLastWriteTime(file[n]);
disposition.ReadDate = System.IO.File.GetLastAccessTime(file[n]);
//加入邮件附件
msg.Attachments.Add(data);
}
}

//使用简单邮件传输协议来传送邮件
SmtpClient sendMail = new SmtpClient();
//发送邮件的服务器名或地址
sendMail.Host = m_Host;
//验证发件人的身份
sendMail.Credentials = new NetworkCredential(m_UserName, m_Password);
//处理待发送邮件的方法
sendMail.DeliveryMethod = SmtpDeliveryMethod.Network;

//发送邮件
sendMail.Send(msg);
}
return true;
}
catch (Exception ex)
{
return false;
}
}
}
}