C# xml

最新推荐文章于 2025-12-02 19:45:00 发布

转载最新推荐文章于 2025-12-02 19:45:00 发布 · 535 阅读

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#c# #string #null #xml

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public static string GetValue(string key, string FileName)
        {
            string XPath = "/appSettings/add[@key='?']";
            XmlDocument membershipConfig = new XmlDocument();

            membershipConfig.Load((HttpContext.Current.Server.MapPath(FileName)));
            XmlNode addKey = membershipConfig.SelectSingleNode((XPath.Replace("?", key)));
            if (addKey == null)
            {
                throw new ArgumentException("没有找到<add key='" + key + "' value=.../>的配置节");
            }
            return addKey.Attributes["value"].InnerText;

        }