how to display hello world text in ionic 2 using typescript?

I am trying to lea ionic 2 using type script .could you please tell me how to display hello world text in ionic 2 using typescript ? I am able to display hello world text in angular 2.I want to use ionic 2 and display text .

here is my code where is used angular 2 http://plnkr.co/edit/xd0TbWO5deHB7xTjXibR?p=preview

could you please tell what are library of ionic 2 need to include to display text. here is ionic 2 documentation http://ionicframework.com/docs/v2/getting-started/tutorial/ // Code goes here

import {bootstrap} from 'angular2/platform/browser';
import {Component} from 'angular2/core';


@Component({
  selector:'app',
  template:'<div>hello</div>'

})

class App{}


bootstrap(App)

please share plunker