Phresco.FusionCharts.ListToXmlConverter.ListValidColumns C# (CSharp) Method

        private string ListValidColumns()
        {
            StringBuilder sb = new StringBuilder();
            sb.Append("<br /><br />Valid columns are:<br />");
            foreach (string field in _view.ViewFields)
            {
                sb.Append(" - " + field + "<br />");
            }
            return sb.ToString();
        }