XML DOM - Samples

<?xml version='1.0'?>

<bookstore xmlns="urn:newbooks-schema">

<book genre="novel" style="hardcover">

<title>The Handmaid's Tale</title>

<author>

<first-name>Margaret</first-name>

<last-name>Atwood</last-name>

</author>

<price>19.95</price>

</book>

<book genre="novel" style="other">

<title>The Poisonwood Bible</title>

<author>

<first-name>Barbara</first-name>

<last-name>Kingsolver</last-name>

</author>

<price>11.99</price>

</book>

</bookstore>

---

using System;
using System.IO;
using System.Xml;

public class Sample
{
  public static void Main()
  {

      XmlDocument doc = new XmlDocument();
      doc.Load("newbooks.xml");

      // Create an XmlNamespaceManager to resolve the default namespace.
      XmlNamespaceManager nsmgr = new XmlNamespaceManager(doc.NameTable);
      nsmgr.AddNamespace("bk", "urn:newbooks-schema");

      // Select and display all book titles.
      XmlNodeList nodeList;
      XmlElement root = doc.DocumentElement;
      nodeList = root.SelectNodes("/bk:bookstore/bk:book/bk:title", nsmgr);
      foreach (XmlNode title in nodeList) {
        Console.WriteLine(title.InnerXml);
      }

   }

}

CreateElement:
==============

using System;
using System.IO;
using System.Xml;

public class Sample
{
  public static void Main()
  {
    //Create the XmlDocument.
    XmlDocument doc = new XmlDocument();
    doc.LoadXml("<book genre='novel' ISBN='1-861001-57-5'>" +

                "<title>Pride And Prejudice</title>" +

                "</book>");

    //Create a new node and add it to the document.
    //The text node is the content of the price element.
    XmlElement elem = doc.CreateElement("price");
    XmlText text = doc.CreateTextNode("19.95");
    doc.DocumentElement.AppendChild(elem);
    doc.DocumentElement.LastChild.AppendChild(text);

    Console.WriteLine("Display the modified XML...");
    doc.Save(Console.Out);

  }
}

using System;
using System.IO;
using System.Xml;

public class Sample
{
  public static void Main()
  {
    //Create the XmlDocument.
    XmlDocument doc = new XmlDocument();

    //Create a document type node and 
    //add it to the document.
    XmlDocumentType doctype;
    doctype = doc.CreateDocumentType("book", null, null, "");
    doc.AppendChild(doctype);

    //Create the root element and
    //add it to the document.
    doc.AppendChild(doc.CreateElement("book"));

    Console.WriteLine("Display the modified XML...");
    doc.Save(Console.Out);
  }
}