Summary How to read Nodes with XmlNodeReader?

The XmlNodeReader is fast non-cached forward-only reader. It is very useful, if you want just read the XML in forward-only mode. The XmlNodeReader does not provide any XML validation. You have to make sure that the XML file you are reading is valid. In this example, I will show you how you can read with a XmlNodeReader. The example uses the below XML file.  

Additional information

<%@ import namespace="System.Xml" %> <%@ page language="C#" debug="true"%> <script runat="server"> void page_load(object sender, System.EventArgs e){ // Load the XmlDocument with the file XmlDocument xmlDoc = new XmlDocument(); xmlDoc.Load(Server.MapPath("XmlNodeReaderWithReadingFile.xml")); // Create a new XmlNodeReader object and load the // category node XmlNodeReader nodeReader; nodeReader = new XmlNodeReader(xmlDoc.SelectSingleNode("CategoryList/Category[MainCategory='XML'~")); // Read the node nodeReader.Read(); // printout the result Response.Write(nodeReader.ReadInnerXml()); } </script>

Further additional information

<?xml version="1.0" encoding="utf-8"?> <CategoryList> <Category> <MainCategory>VC++</MainCategory> <Description>VC++ Articles</Description> <Active>Yes</Active> </Category> <Category> <MainCategory>XML</MainCategory> <Description>XML Articles</Description> <Active>Yes</Active> </Category> <Category> <MainCategory>XSL</MainCategory> <Description>XSL Articles</Description> <Active>Yes</Active> </Category> <Category> <MainCategory>XPath</MainCategory> <Description>XPath Articles</Description> <Active>Yes</Active> </Category> <Category> <MainCategory>XQuery</MainCategory> <Description>XQuery Articles</Description> <Active>Yes</Active> </Category> </CategoryList>

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