What is XML DOM Function

In this articles I am going to explain about how to use XML DOM function.
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DOM Load Functions in XML

The code for loading XML documents can be stored in a function.

loadXMLDoc() Function in XML

the loadXMLDoc() function can be called from a script in the page. The "loadxmldoc.xml", and will be loaded of an HTML page

<!DOCTYPE html>

<html>

  <head>

    <script type="text/javascript" src="loadxmldoc.html"></script>

  </head>

  <body>

    <script type="text/javascript">

      xmlDoc=loadXMLDoc("Library.xml");

 

      document.write(xmlDoc.getElementsByTagName("title")[0].childNodes[0].nodeValue + "<br />");

      document.write(xmlDoc.getElementsByTagName("author")[0].childNodes[0].nodeValue + "<br />");

      document.write(xmlDoc.getElementsByTagName("year")[0].childNodes[0].nodeValue);

    </script>

  </body>

</html>

Define the code

  • First we create XML http object and open it.
  • XML http script send the request to the server.
  • "loadxmldoc.html" get the data.
  • Set the response as an XML DOM object.
  • Document. write is print the document
  • Internet Explorer uses the load XML() method to parse an XML documents.

loadXMLString() Function in XML

<!DOCTYPE html>

<html>

  <head>

    <script type="text/javascript" src="loadxmlstring.html"></script>

  </head>

  <body>

    <script type="text/javascript">

      text="<bookstore>

        <book>

          ";

          text=text+"<title>Everyday Indian</title>";

          text=text+"<author>Aman</author>";

          text=text+"<year>2012</year>";

          text=text+"

        </book>

      </bookstore>";

 

      xmlDoc=loadXMLString(text);

 

      document.write(xmlDoc.getElementsByTagName("title")[0].childNodes[0].nodeValue);

      document.write("<br />");

      document.write(xmlDoc.getElementsByTagName("author")[0].childNodes[0].nodeValue);

      document.write("<br />");

      document.write(xmlDoc.getElementsByTagName("year")[0].childNodes[0].nodeValue);

    </script>

  </body>

</html>

Define the code

  • First we create XML http object and open it.
  • XML http script send the request to the server.
  • "loadxmldoc.html" get the data.
  • Set the response as an XML DOM object.
  • Document. write is print the document
  • Internet Explorer uses the load XML() method to parse an XML documents

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