ServiceStack.HttpUtils.GetErrorResponse C# (CSharp) Méthode

        public static HttpWebResponse GetErrorResponse(this string url)
        {
            try
            {
                var webReq = WebRequest.Create(url);
                var webRes = webReq.GetResponse();
                var strRes = webRes.ReadToEnd();
                return null;
            }
            catch (WebException webEx)
            {
                return (HttpWebResponse)webEx.Response;
            }
        }