asp.net发送邮件

public static bool Send(string subject, string body, string to)
    {
        try
        {

            MailMessage myEmail = new MailMessage();
            Encoding eEncod = Encoding.GetEncoding("utf-8");
            myEmail.From = new System.Net.Mail.MailAddress("发送人邮箱", "发送人邮箱", eEncod);
            myEmail.To.Add(to);//收信人邮箱
            myEmail.Subject = subject;//主题
            myEmail.Body = body;//内容
            myEmail.BodyEncoding = Encoding.UTF8;
            myEmail.Priority = System.Net.Mail.MailPriority.Normal;//优先级
            myEmail.IsBodyHtml = true;


            SmtpClient smtp = new SmtpClient();

            smtp.Host = “smtp.qq.com”;如果主机是QQ那么该QQ在邮箱设置里面开启smtp服务，否则报不一致的错误

            string UserName = "发送人邮箱帐号";
            string Password = "发送人邮箱密码";
            smtp.Credentials = new System.Net.NetworkCredential(UserName, Password);
            smtp.Send(myEmail);
        }
        catch (Exception ex)
        {
           throw new Exception("",ex);
        }
        return true;
    }