1 示例xml文件 model.xml <?xml version="1.0" encoding="utf-8" ?> <DrRoot> <SiteName>xml操作示例</SiteName> <SiteUrl>www.abc.com.cn</SiteUrl> <SiteDescript>.net开源论坛</SiteDescript> <SiteKeyWord>xml操作示例</SiteKeyWord> <FileType>gif|jpg|rar</FileType> <FileSize>1024</FileSize> <Filters>script|iframe</Filters> <FilterEvent>onload|onmouseover</FilterEvent> <BadWords>admin|webmaster|drbbs</BadWords> <DisallowIP>0.0.0.0</DisallowIP> <IsCloseReg>False</IsCloseReg> <IsCloseBBS>False</IsCloseBBS> <PostPay>5</PostPay> <ReplyPay>2</ReplyPay> <GoodPay>10</GoodPay> <DelPost>5</DelPost> <DelReply>2</DelReply> <CancleGood>10</CancleGood> </DrRoot>
2 主要方法
public string ReadValue(string key) { XmlDocument xd=new XmlDocument(); xd.Load(Server.MapPath("model.xml")); XmlNodeList xnl = xd.GetElementsByTagName(key); if(xnl.Count==0) return ""; else { XmlNode mNode=xnl[0]; return mNode.InnerText; } }
public void UpdateValue(string nKey,string nValue) { if(ReadValue(nKey)!="") { XmlDocument xmlDoc=new XmlDocument(); xmlDoc.Load(Server.MapPath("model.xml")); XmlNodeList elemList = xmlDoc.GetElementsByTagName(nKey); XmlNode mNode=elemList[0]; mNode.InnerText=nValue; XmlTextWriter xw = new XmlTextWriter(new StreamWriter(Server.MapPath("model.xml"))); xw.Formatting = Formatting.Indented; xmlDoc.WriteTo(xw); xw.Close(); } }
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