1 import { Component, OnInit } from '@angular/core';
2 import { Observable } from 'rxjs';
3 import { VorgangService } from '../vorgang.service';
6 selector: 'app-vorgang',
7 templateUrl: './vorgang.component.html',
8 styleUrls: ['./vorgang.component.css']
10 export class VorgangComponent implements OnInit {
12 vorgang$: Observable<number>;
14 constructor(private service: VorgangService) {
15 this.vorgang$ = service.observe();
22 this.service.increment();
26 this.service.decrement();