详细介绍c#读取XML多级子节点

string xmlFilePath = "D:\log_xml\MarInfo.xml"; //Server.MapPath(@"相对路径如/xml/test.xml");           XmlDocument doc = new XmlDocument();           doc.Load(xmlFilePath);//加载XML文件           string rst = "";           //使用xpath表达式选择文档中所有的student子节点           XmlNodeList studentNodeList = doc.SelectNodes("Root/MarketList/Market");           if (studentNodeList != null)           {               foreach (XmlNode studentNode in studentNodeList)               {                   //通过Attributes获得属性名字为name的属性                   string name = studentNode.Attributes["MarketName"].Value+":";                   rst+= name;//通过SelectSingleNode方法获得当前节点下的SubMarketList子节点                   XmlNode coursesNode = studentNode.SelectSingleNode("SubMarketList");//通过ChildNodes属性获得courseNode的所有一级子节点                   XmlNodeList courseNodeList = coursesNode.ChildNodes;                   if (courseNodeList != null)                   {                       foreach (XmlNode courseNode in courseNodeList)                       {rst += courseNode.Attributes["Name"].Value+",";}                       rst += "
";                   }}           }           Response.Write(rst);

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