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Deleting Two Attributes

In this section, you will learn how to delete two attributes from a DOM Document.

Deleting Two Attributes


This Example gives the way to deletes Two Attributes from a DOM document. The Methods which are used for deleting Attributes in the code are given below:-

Element root = doc.getDocumentElement():-allows direct access to the root of the DOM Document.

root.getNodeName():-gets the name of the root.

String s = root.getAttribute("Type"):-It Retrieves an attribute value by name i.e(Type) & store it in String s.

String s1 = root.getAttribute("Id"):-Retrieves an attribute value by "Id" & store it in String s1.

root.removeAttribute("Type"):- It removes the Specified Attribute "Type" from DOM Document.



Xml code for the program generated is:-

<?xml version="1.0" encoding="UTF-8"?>
<Author Type='Bible' Id='Rose-78' Issue='1995'>

 * @Program that Deletes Two Attributes
 * Author:-RoseIndia Team
 * Date:-10-Jun-2008

import javax.xml.parsers.*;
import org.w3c.dom.*;

public class DeletingAttributes {

  public static void main(String[] argsthrows Exception {
  boolean validating = false;
  DocumentBuilderFactory factory = 

  Document doc = 
  new DeletingAttributes().delete(doc);

  public void delete(Document doc) {
  Element root = doc.getDocumentElement();
  System.out.println("Name of the root is: " +
  // Retrieves an attribute value by name.
  String s = root.getAttribute("Type");
  String s1 = root.getAttribute("Id");
  System.out.println("Attributes before deleting are: " 
+ s + "\t" + s1);
  // Removes an attribute by name
  String n = root.getAttribute("Type");
  String n1 = root.getAttribute("Id");
  System.out.println("Attributes after deleting are: " 
+ n + "\t" + n1);


Output of the program:-

Name of the root is: Author
Attributes before deleting are: Bible	Rose-78
Attributes after deleting are: 	  	 

Download Source Code


Posted on: August 24, 2008 If you enjoyed this post then why not add us on Google+? Add us to your Circles

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