C#发送邮件类

public class Email    {        /// <summary>        /// 发送者        /// </summary>        public string mailFrom { get; set; }        /// <summary>        /// 收件人        /// </summary>        public string[] mailToArray { get; set; }        /// <summary>        /// 抄送        /// </summary>        public string[] mailCcArray { get; set; }        /// <summary>        /// 标题        /// </summary>        public string mailSubject { get; set; }        /// <summary>        /// 正文        /// </summary>        public string mailBody { get; set; }        /// <summary>        /// 发件人密码        /// </summary>        public string mailPwd { get; set; }        /// <summary>        /// SMTP邮件服务器        /// </summary>        public string host { get; set; }        /// <summary>        /// 正文是否是html格式        /// </summary>        public bool isbodyHtml { get; set; }        /// <summary>        /// 附件        /// </summary>        public string[] attachmentsPath { get; set; }        public bool Send()        {            //使用指定的邮件地址初始化MailAddress实例            MailAddress maddr = new MailAddress(mailFrom);            //初始化MailMessage实例            MailMessage myMail = new MailMessage();            //向收件人地址集合添加邮件地址            if (mailToArray != null)            {                for (int i = 0; i < mailToArray.Length; i++)                {                    myMail.To.Add(mailToArray[i].ToString());                }            }            //向抄送收件人地址集合添加邮件地址            if (mailCcArray != null)            {                for (int i = 0; i < mailCcArray.Length; i++)                {                    myMail.CC.Add(mailCcArray[i].ToString());                }            }            //发件人地址            myMail.From = maddr;            //电子邮件的标题            myMail.Subject = mailSubject;            //电子邮件的主题内容使用的编码            myMail.SubjectEncoding = Encoding.UTF8;            //电子邮件正文            myMail.Body = mailBody;            //电子邮件正文的编码            myMail.BodyEncoding = Encoding.Default;            myMail.Priority = MailPriority.High;            myMail.IsBodyHtml = isbodyHtml;            //在有附件的情况下添加附件            try            {                if (attachmentsPath != null && attachmentsPath.Length > 0)                {                    Attachment attachFile = null;                    foreach (string path in attachmentsPath)                    {                        attachFile = new Attachment(path);                        myMail.Attachments.Add(attachFile);                    }                }            }            catch (Exception err)            {                throw new Exception("在添加附件时有错误:" + err);            }            SmtpClient smtp = new SmtpClient();            //指定发件人的邮件地址和密码以验证发件人身份            smtp.Credentials = new System.Net.NetworkCredential(mailFrom, mailPwd);            //设置SMTP邮件服务器            smtp.Host = host;            try            {                //将邮件发送到SMTP邮件服务器                smtp.Send(myMail);                return true;            }            catch (System.Net.Mail.SmtpException ex)            {                return false;            }        }    }    //调用/*    Email email = new Email();    email.mailFrom = "";//发送人的邮箱地址    email.mailPwd = "";//发送人邮箱的密码    email.mailSubject = "";//邮件主题    email.mailBody = "";//邮件内容    email.isbodyHtml = true;    //是否是HTML    email.host = "smtp.163.com";//如果是QQ邮箱则：smtp:qq.com,依次类推    email.mailToArray = new string[] { "3***[e-mail]" };//接收者邮件集合    //email.mailCcArray = new string[] { "******@qq.com" };//抄送者邮件集合    email.Send().ToString();*/