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最新推荐文章于 2025-08-11 18:07:31 发布

anran800

最新推荐文章于 2025-08-11 18:07:31 发布

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文章标签： asp.net string authentication email null system

本文链接：https://blog.youkuaiyun.com/anran800/article/details/1543553

本文介绍了一个使用C#实现的电子邮件发送组件，该组件利用System.Web.Mail命名空间来发送邮件，并支持SMTP认证。文章提供了完整的代码示例，展示了如何配置邮件服务器、用户名及密码，并通过示例说明了如何发送包含收件人、发件人、主题和正文的邮件。

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using System;
using System.Web.Mail;

namespace ICEF2008.Components
{
/// <summary>
/// Email 的摘要说明。
/// </summary>
public class Email
{
  private string _smtpServer = "localhost";
  private string _password;
  private string _userName;
  public Email(){}
  public Email(string smtpServer, string username, string password)
  {
   _smtpServer = smtpServer;
   _userName = username;
   _password = password;
  }

  #region 属性设置
  public string SmtpServer
  {
   get{return _smtpServer;}
   set{_smtpServer = value;}
  }

  public string Password
  {
   get{return _password;}
   set{_password = value;}
  }

  public string UserName
  {
   get{return _userName;}
   set{_userName = value;}
  }

  #endregion

  public bool Send(string to, string from, string subject, string message)
  {
   try
   {
    MailMessage em = new MailMessage();
    em.To = to;
    em.From = from;
    em.Subject = subject;
    em.Body = message;
    if(this.UserName != null && this.Password != null)
    {
     em.Fields.Add("http://schemas.microsoft.com/cdo/configuration/smtpauthenticate", "1");   //basic authentication
     em.Fields.Add("http://schemas.microsoft.com/cdo/configuration/sendusername", this.UserName); //set your username here
     em.Fields.Add("http://schemas.microsoft.com/cdo/configuration/sendpassword", this.Password); //set your password here
    }
    SmtpMail.SmtpServer = this.SmtpServer;
    SmtpMail.Send(em);
    return true;
   }
   catch
   {
    return false;
   }
  }
}
}