Server.WebServer.TrySendFile C# (CSharp) Méthode

        private void TrySendFile(Request request)
        {
            // Replace / with \
            string filePath = WebFolder + request.URL.Replace('/', '\\');

            if (File.Exists(@"\SD\default.html"))
                request.SendFile(filePath);
            else
                request.Send404();
        }