Send html Email

最新推荐文章于 2023-01-01 12:05:49 发布

原创最新推荐文章于 2023-01-01 12:05:49 发布 · 746 阅读

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#email #html #dataset #colors #iframe #stream

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本文介绍了一种使用C#语言实现发送HTML格式电子邮件的方法。通过配置SMTP客户端并利用WebRequest获取HTML内容作为邮件正文，实现了从指定URL读取HTML内容并将其作为邮件正文发送的功能。

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using System.Net.Mail;
using System.Net;
using System.IO;
using System.Text;

///

protected void SendEmail(DataSet ds)
    {

        MailMessage regMsg = new MailMessage();
        regMsg.From = new MailAddress(ConfigurationManager.AppSettings["SendFrom"].ToString(), ConfigurationManager.AppSettings["sender"].ToString(), System.Text.Encoding.UTF8);
        regMsg.To.Add(txtEmil.Text);
        regMsg.Subject = "Successful registration";
        regMsg.ReplyTo = new MailAddress(ConfigurationManager.AppSettings["ReplyTo"].ToString(), ConfigurationManager.AppSettings["sender"].ToString());

        //regMsg.Body = "<h2>This is an HTML-Formatted Email Send Using the <code>IsBodyHtml</code>=Property</h2><p>Isn't HTML <em>neat</em>?</p><p>You can make all sorts=of <span style=3D'color:red;font-weight:bold;'>pretty colors!!</span>.</p>";
        //regMsg.Body = "<iframe src='http://www.baidu.com'></iframe>";
        regMsg.IsBodyHtml = true;
        regMsg.BodyEncoding = Encoding.UTF8;

        // method 1

        WebRequest therequest = WebRequest.Create(ConfigurationManager.AppSettings["sendUri"].ToString());
        WebResponse theresponse = therequest.GetResponse();
        Stream thestream = theresponse.GetResponseStream();
        StreamReader sr = new StreamReader(thestream, System.Text.Encoding.Default);
        regMsg.Body = sr.ReadToEnd();
        sr.Close();
        thestream.Close();

        //method 2

        //WebClient wc = new WebClient();
        //wc.Credentials = CredentialCache.DefaultCredentials;
        //Byte[] pageData = wc.DownloadData(ConfigurationManager.AppSettings["sendUri"].ToString());
        //regMsg.Body = Encoding.Default.GetString(pageData);
        //wc.Dispose();

        //SmtpClient client = new SmtpClient("localhost");
        //client.UseDefaultCredentials = true;

        //method 3

        //MailMessage message = new MailMessage(ConfigurationManager.AppSettings["SendFrom"].ToString(), txtEmil.Text);
        //message.Subject = "Successful registration";
        //message.IsBodyHtml = true;

        //message.BodyEncoding = Encoding.UTF8;
        //SmtpClient client = new SmtpClient(ConfigurationManager.AppSettings["EmailServer"].ToString());

        //WebRequest therequest = WebRequest.Create(ConfigurationManager.AppSettings["sendUri"].ToString());
        //WebResponse theresponse = therequest.GetResponse();
        //Stream thestream = theresponse.GetResponseStream();
        //StreamReader sr = new StreamReader(thestream, System.Text.Encoding.Default);
        //message.Body = sr.ReadToEnd();
        //sr.Close();
        //thestream.Close();

        //client.Send(message);

        SmtpClient client = new SmtpClient();
        //client.Host = "localhost";
        client.Credentials = CredentialCache.DefaultNetworkCredentials;
        //object userState = regMsg;

        try
        {
            //client.SendAsync(regMsg, userState);
            client.Send(regMsg);
        }
        catch
        {

        }

}