import {Component} from '@angular/core'; import {bootstrap} from '@angular/platform-browser'; @Component({ selector: 'hello-app', template: ` <h1>Hello, {{name}}!</h1> <label> Say hello to: <input [value]="name" (input)="name = $event.target.value"></label> ` }) class HelloCmp { name = 'World'; } bootstrap(HelloCmp);