Component in angular 2.

In this article, We will discuss about What is Component in angular 2.

Component is a class to combine data,logic and template[View] as one Unit.

The class applied with @Component decorator function is considered as Component class.

Syntax:-
----------

@Component({
    selector : Specify element name to component,
    template : Specify inline markup to component,
    templateUrl : Specify html markup to component,
    style : Specify inline style to component,
    styleUrl : Specify external style to component
})

class classname
{
      variable declarations
      method declarations
}

Example:-
------------

@Component({
    selector : "my-app",
    template : "<h2>Welcome to Angular 2</h2>";
    style : ["h2{color:red}"]
})

class appComponent
{}