Asp.net 自动 发送邮件
注：System.Net.Mail命名空间下的测试已通过。若有时发送不成功，不是程序本身的错误，是邮件服务器的事。本人测试时邮件服务器是smtp.163.com的可以通过，smtp.126.com的不行。
/********************************** 未测试 **********************************/
/// <summary>
/// 用 using System.Web.Mail命名空间
/// </summary>
protected void WebMailSebd()
{
MailMessage mail = new MailMessage();
//发件人地址
mail.From =TBfrom1.Text;
//收件人地址
mail.To = TBto.Text;
//邮件主题
mail.Subject = TBsubject.Text;
//邮件内容
mail.Body = TBbody.Text;
//优先级
int priority = 0;
switch (priority)
{
case 0:
mail.Priority = MailPriority.High;
break;
case 1:
mail.Priority = MailPriority.Low;
break;
default:
mail.Priority = MailPriority.Normal;
break;
}
//设置邮件格式
//if (DDDlfromat.SelectedIndex == 0)
// mail.BodyFormat = MailFormat.Text;
//else
mail.BodyFormat = MailFormat.Html;
//设置服务器
//以下处理附件
string strFileName = this.FileUpload1.PostedFile.FileName;
if (strFileName != "")
{
MailAttachment attach = new MailAttachment(strFileName);
mail.Attachments.Add(attach);
}
//发送邮件
SmtpMail.SmtpServer = "smtp.163.com";
SmtpMail.Send(mail);
Response.Write("发送成功!");
Response.End();
}
/********************************** 未测试 **********************************/
/********************************** 已测试-正确 **********************************/
/// <summary>
/// System.Net.Mail命名空间
/// </summary>
/// <returns></returns>
public void NetMailSend()
{
//邮件发送时请确认服务的杀毒软件因素
System.Net.Mail.SmtpClient client;
client = new System.Net.Mail.SmtpClient("smtp.163.com");
client.Timeout = 60000;
//client.UseDefaultCredentials = false;
client.UseDefaultCredentials = true;
client.Credentials = new System.Net.NetworkCredential("发件人邮箱地址", "邮箱密码");
client.DeliveryMethod = System.Net.Mail.SmtpDeliveryMethod.Network;
System.Net.Mail.MailMessage message = new System.Net.Mail.MailMessage();
message.SubjectEncoding = System.Text.Encoding.UTF8;
message.BodyEncoding = System.Text.Encoding.UTF8;
message.From = new System.Net.Mail.MailAddress("发件人邮箱地址", "发件人名字", System.Text.Encoding.UTF8);
message.To.Add(new System.Net.Mail.MailAddress("收件人邮箱地址", "收件人名字", System.Text.Encoding.UTF8));
message.IsBodyHtml = false;
message.Subject = "邮件主题";
message.Body = "邮件内容";
string strFileName = FileUpload1.PostedFile.FileName;
if (strFileName != "")
{
Attachment data = new Attachment(strFileName);//附件
message.Attachments.Add(data);
}
try
{
client.Send(message);
}
catch
{
Response.Write("发送失败");
}
}
/********************************** 已测试-正确 **********************************/
VS2005下的例子：
/// <summary>
/// 发送邮件可带附件，System.Net.Mail命名空间
/// </summary>
/// <param name="smtpName">邮件服务器地址</param>
/// <param name="mailFrom">发件人邮箱地址</param>
/// <param name="mailFromPwd">发件人邮箱密码</param>
/// <param name="fromUserName">发件人名字</param>
/// <param name="mailTo">收件人邮箱地址</param>
/// <param name="toUserName">收件人名字</param>
/// <param name="mailSubject">邮件主题</param>
/// <param name="mailBody">邮件内容</param>
/// <param name="strFileName">附件名</param>
/// <returns>成功返回true，否则返回false</returns>
public bool NetMailSend
(string smtpName, string mailFrom, string mailFromPwd, string fromUserName, string mailTo, string toUserName, string mailSubject, string mailBody, string strFileName)
{
bool isSucceed = false;//发送邮件是否成功
//邮件发送时请确认服务的杀毒软件因素
System.Net.Mail.SmtpClient client;
client = new System.Net.Mail.SmtpClient(smtpName);
client.Timeout = 60000;
//client.UseDefaultCredentials = false;
client.UseDefaultCredentials = true;
client.Credentials = new System.Net.NetworkCredential(mailFrom, mailFromPwd);
client.DeliveryMethod = System.Net.Mail.SmtpDeliveryMethod.Network;
System.Net.Mail.MailMessage message = new System.Net.Mail.MailMessage();
message.SubjectEncoding = System.Text.Encoding.UTF8;
message.BodyEncoding = System.Text.Encoding.UTF8;
message.From = new System.Net.Mail.MailAddress(mailFrom, fromUserName, System.Text.Encoding.UTF8);
message.To.Add(new System.Net.Mail.MailAddress(mailTo, toUserName, System.Text.Encoding.UTF8));
message.IsBodyHtml = true;
message.Subject = mailSubject;//邮件主题
message.Body = mailBody;//邮件内容
message.Priority = MailPriority.High;
//发送附件
if (!string.IsNullOrEmpty(strFileName))
{
Attachment data = new Attachment(strFileName);//附件
message.Attachments.Add(data);
}
try
{
client.Send(message);
isSucceed = true;
}
catch
{
isSucceed = false;
}
return isSucceed;
}
/// <summary>
/// 发送邮件可带附件，System.Net.Mail命名空间
/// </summary>
/// <param name="mailTo">收件人邮箱地址</param>
/// <param name="toUserName">收件人名字</param>
/// <param name="mailSubject">邮件主题</param>
/// <param name="mailBody">邮件内容</param>
/// <param name="strFileName">附件名</param>
/// <returns>成功返回true，否则返回false</returns>
public bool NetMailSend
(string mailTo, string toUserName, string mailSubject, string mailBody, string strFileName)
{
string smtpName = "smtp.163.com";//邮件服务器地址
string mailFrom = "mailto:ss@163.com%22;//发件人邮箱地址
string mailFromPwd = "ss";//发件人邮箱密码
string fromUserName = "\"赛默飞世尔科技\"";//发件人名字
return NetMailSend(smtpName, mailFrom, mailFromPwd, fromUserName, mailTo, toUserName, mailSubject, mailBody, strFileName);
}