JavaScript prototype Property

Complete Date Object Reference

Definition and Usage

The prototype property allows you to add properties and methods to an object.

Syntax

object.prototype.name=value

Example

In this example we will show how to use the prototype property to add a property to an object:

<script type="text/javascript">

function employee(name,jobtitle,born)
{
this.name=name;
this.jobtitle=jobtitle;
this.born=born;
}

var fred=new employee("Fred Flintstone","Caveman",1970);

employee.prototype.salary=null;

fred.salary=20000;

document.write(fred.salary);

</script>

The output of the code above will be:

20000

Try-It-Yourself Demos

prototype
In this example we will show how to use the prototype property.

Complete Date Object Reference

Ektron CMS400.NET Version 7.6 delivers all of the flexibility and features you need to deploy the Web site you want, quickly and efficiently. learn more...       6 ways to take your site to the next level with Ektron: Create site stickiness through social networking. Keep it personal, relevant and interactive and they'll come back for more. Keep it open. Your site needs to be ready and able to connect to outside services. Ektron's open API gives you maximum flexibility. Streamline content and document management. Users need to quickly and intuitively find and add information. Empower your content authors. Reduce IT bottlenecks by allowing business users to create and edit Web content and forms. Climb to the top of search rankings. SEO tools, URL aliasing and eCommerce for your digital marketing strategy Add powerful Web 2.0 tools like blogs, wikis, forums, geo-mapping, rating systems and RSS feeds easily. See why there are 20,000+ Ektron integrations worldwide. Request an INSTANT DEMO or download a FREE TRIAL today.