httpwebreqeust读取httponly的cookie方法

stringcookieStr = resp.Headers["Set-Cookie"];
string[] cookstr = cookieStr.Split(';');
        foreach(stringstrincookstr)
        {
            string[] arr = str.Trim().Split(',');
            foreach(stringstr1inarr)
            {
              if(str1.IndexOf("=") != -1)
              {
                string[] cookieNameValue = str1.Trim().Split('=');
                if(cookieNameValue[0] !="Expires"&& cookieNameValue[0] !="Domain"
                  && cookieNameValue[0] !="Path")
                {
                  Cookie ck =newCookie(cookieNameValue[0].Trim().ToString(), cookieNameValue[1].Trim().ToString());
                  ck.Domain =".163.com";
                  cc.Add(ck);
                }
              }
            }
        }