C#实现的自定义邮件发送类完整实例(支持多人多附件)

本文实例讲述了C#实现的自定义邮件发送类。分享给大家供大家参考，具体如下：

/// <summary>  /// 发送邮件类 的摘要说明   /// </summary>    class SendMail   {       #region 数据成员       //收件人地址       private string m_To = "";       //发件人地址       private string m_From = "";       //邮件标题       private string m_Subject = "";       //邮件正文       private string m_Body = "";       //发送服务器名或地址       private string m_Host = "";       //发件人用户名       private string m_UserName = "";       //发件人密码       private string m_Password = "";       //邮件附件       private string m_File = "";       #endregion       #region 构造函数       /// <summary>       /// 构造函数重载       /// </summary>       /// <param name="to">收件人地址</param>       /// <param name="from">发件人地址</param>       /// <param name="subject">邮件标题</param>       /// <param name="body">邮件正文</param>       /// <param name="host">发送邮件服务器名或地址</param>       /// <param name="userName">发件人用户名</param>       /// <param name="password">发件人密码</param>       public SendMail(string to, string from, string subject, string body, string host, string userName, string password, string fileName)       {           m_To = to;           m_From = from;           m_Subject = subject;           m_Body = body;           m_Host = host;           m_UserName = userName;           m_Password = password;           m_File = fileName;       }       #endregion       #region 数据属性       //收件人地址       public string TO       {           get           {               return m_To;           }           set           {               m_To = value;           }       }       //发件人地址       public string From       {           get           {               return m_From;           }           set           {               m_From = value;           }       }       //邮件标题       public string Subject       {           get           {               return m_Subject;           }           set           {               m_Subject = value;           }       }       //邮件正文       public string Body       {           get           {               return m_Body;           }           set           {               m_Body = value;           }       }       //服务器地址（名）       public string Host       {           get           {               return m_Host;           }           set           {               m_Host = value;           }       }       //发件人的用户名       public string UserName       {           get           {               return m_UserName;           }           set           {               m_UserName = value;           }       }       //发件人的密码       public string Password       {           get           {               return m_Password;           }           set           {               m_Password = value;           }       }       //邮件附件       public string File       {           get           {               return m_File;           }           set           {               m_File = value;           }       }       #endregion       /// <summary>       /// 发送邮件       /// </summary>       /// <returns>发送是否成功</returns>       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)           {               Console.WriteLine(ex.ToString());               return false;           }       }   }// end of  class SendMail