c# 邮件发送代码分享

        /// <summary>
        /// 发送邮件方法
        /// </summary>
        /// <param name="sendMail">发送人</param>
        /// <param name="recMail">接收人(可以是多个，用;分号隔开)</param>
        /// <param name="subject">主题</param>
        /// <param name="body">正文</param>
        /// <param name="host">服务器名称</param>
        /// <param name="pwd">密码</param>
        /// <param name="filePath">文件路径</param>
        /// <returns></returns>
        public static bool SendMail(string sendMail,string recMail,string subject,string body,string host,string pwd,string filePath)
        {
            bool result = true;
            MailMessage mailObj = new MailMessage();
            try
            { 
                mailObj.From = new MailAddress(sendMail); //发送人邮箱地址
                string[] rmail = recMail.Split(';');
                foreach (var item in rmail)
                {
                    mailObj.To.Add(item);   //收件人邮箱地址    
                }
                mailObj.Subject = subject;    //主题
                mailObj.Body = body;    //正文
                mailObj.IsBodyHtml = true;
                if (!string.IsNullOrWhiteSpace(filePath))
                {
                    mailObj.Attachments.Add(new Attachment(@filePath, System.Net.Mime.MediaTypeNames.Application.Rtf));
                }
                SmtpClient smtp = new SmtpClient();
                smtp.Host = host;         //smtp服务器名称
                smtp.Port = 25;
                smtp.UseDefaultCredentials = true;
                smtp.Credentials = new NetworkCredential(sendMail, pwd);  //发送人的登录名和密码
                smtp.Send(mailObj);
            }
            catch (Exception ex)
            {
                result = false;
                CommOperation.EditFileLog("SendMail.txt", ex.Message, false);
            }
            finally
            {
                //释放邮件发送点用附件--没有这句，会无法删除，一直占用文件。
                foreach (Attachment item in mailObj.Attachments)
                {
                    item.Dispose();
                }
            }
            return result;
        }
工作中用到的一个邮件发送代码，带附件，附件发送完成后，可以删除。