C# 讀取XML文檔

        /// <summary>
        /// 讀取XML
        /// </summary>
        /// <param name="sFilePath">XML路徑包含檔案名稱</param>
        /// <param name="sNode">結點名稱</param>
        /// <returns></returns>
        private List<string> readXml(string sFilePath, string sNode)
        {
            List<string> lNodeList = new List<string>();
            try
            {
                if (File.Exists(sFilePath))
                {
                    XPathDocument xpdDocument = new XPathDocument(sFilePath);
                    XPathNavigator xpnNavigator = xpdDocument.CreateNavigator();
                    XPathNodeIterator xpiIterator = xpnNavigator.Select(sNode);
                    while (xpiIterator.MoveNext())
                    {
                        lNodeList.Add(xpiIterator.Current.Value);
                    }
                }
            }
            catch (Exception e) 
            {                
                throw e;
            }
            return lNodeList;
        }

參數sNode的值有兩種：
    一種以"//"表示結點
    一種以"@"開頭屬性