Core Java| JSP| Servlets| XML| EJB| JEE5| Web Services| J2ME| Glossary| Questions?

Hot Searches
struts-config.xml  web.xml  Java date format  read/write text file using javascript  ArrayList  Insert Data into Database Using Hibernat  create text file using java  insert data to text file using java  Visual Basic Date and Time Display the t  Create table and insert data by sql quer 

  JDO Tutorials
  EAI Articles
  Struts Tutorials
  Java Tutorials
  Java Certification
  Java Applet
Questions
Comments

JavaScript toObject() method

                         

Use of toObject() method of Hash class in JavaScript. Hash is just like an associative array, binding unique keys to values. This method returns a cloned object. You can see in the given example, we have create an instance of Hash class consisting of unique keys and their values. The method hash.toObject() returns the unique keys. The hash.get('a') returns the value of this unique key.

 

 

 

 

 

Here is the code:

<html>
<head>
<h2>Use toObject() method in JavaScript</h2>
<script type="text/javascript" src="prototype.js">
</script>
<script>
var hash = new Hash({ a: "Rose", b: "India", c: "Technologies" });
var obj = hash.toObject();
document.write( "The value of a is: " + hash.get('a')+"<br>");
document.write( "The value of b is: " + hash.get('b')+"<br>");
document.write( "The value of c is: " + hash.get('c')+"<br>");
document.write( "The keys are: " + Object.keys(obj) );
</script>
</head>
</html>

To run the above code, you need to include the file 'prototype.js' which defines several functions. You can download this file from the site prototypejs.org

Here is the code of prototype.js

Output will be displayed as:

javascript object methods

Download Source Code

                         

Leave your comment:

Name:

Email:

URL:

Title:

Comments:

Enter Code:
Audio Version
Reload Image
 

Note: Emails will not be visible or used in any way, and are not required. Please keep comments relevant. Any content deemed inappropriate or offensive may be edited and/or deleted.

No HTML code is allowed. Line breaks will be converted automatically. URLs will be auto-linked. Please use BBCode to format your text.
Add This Tutorial To:
  Del.icio.us   Digg   Google   Spurl   Blink   Furl   Simpy   Y! MyWeb 
Tell A Friend
Your Friend Name

 

 
 

Home | JSP | EJB | JDBC | Java Servlets | WAP  | Free JSP Hosting  | Search Engine | News Archive | Jboss 3.0 tutorial | Free Linux CD's | Forum | Blogs

About Us | Advertising On RoseIndia.net  | Site Map

India News

Indian Software Development Company | iPhone Development Company in India | Java Training Delhi | Java Training at Noida |

Send your comments, Suggestions or Queries regarding this site at roseindia_net@yahoo.com.

Copyright © 2008. All rights reserved.