C# Mail Adres Regex Kullanımı

           
string mailFormati = @"^([\w\.\-]+)@([\w\-]+)((\.(\w){2,3})+)$";
            // string sayiFormati = "^[0-9]+$";
           
bool mailKontrol = Regex.IsMatch(txtGirilen.Text, mailFormati);
            // bool sayiKontrol = Regex.IsMatch(txtGirilen.Text, sayiFormati);
           
            if (mailKontrol)
            {
                Response.Write("<script type=\"text/javascript\">alert('Format Doğru');</script>");
            }

            else
            {
                Response.Write("<script type=\"text/javascript\">alert('Format Yanlış');</script>");
            }