asp.net发送邮件代码

直接上代码：

using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Web.Mail;

public partial class MailTest : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        MailMessage objMailMessage;
        MailAttachment objMailAttachment;
        // 创建邮件消息 
        objMailMessage = new MailMessage(); 
        objMailMessage.From = "[email protected]";//源邮件地址 
        objMailMessage.To = "[email protected]";//目的邮件地址，也就是发给我哈 
        objMailMessage.Subject = "注册成功";//发送邮件的标题 
        objMailMessage.Body = "邮件发送标内容：测试一下是否发送成功！";//发送邮件的内容 
        objMailAttachment = new MailAttachment("e:\\logo.rar");//发送邮件的附件
        objMailMessage.Attachments.Add(objMailAttachment);//将附件附加到邮件消息对象中

        objMailMessage.Fields.Add("http://schemas.microsoft.com/cdo/configuration/smtpauthenticate", "1"); 
        //用户名 
         objMailMessage.Fields.Add("http://schemas.microsoft.com/cdo/configuration/sendusername", "***********") ; 
         //密码 
         objMailMessage.Fields.Add("http://schemas.microsoft.com/cdo/configuration/sendpassword", "********");

        //SMTP地址 
        SmtpMail.SmtpServer = "smtp.126.com"; 
        //开始发送邮件 
        SmtpMail.Send(objMailMessage); 
    }
}