import { Component , OnInit , Input , EventEmitter , Output } from '@angular/core' ; @ Component ( { selector : 'app-dummy' , templateUrl : './app-dummy.component.html' , styleUrls : [ './app-dummy.component.css' ] } ) export class AppDummyComponent implements OnInit { @ Input ( ) title = "SO DUMB" ; @ Output ( ) onClick = new EventEmitter ( ) ; constructor ( ) { console . log ( 'The dummy is turning on.' ) ; } ngOnInit ( ) { } }