Breaking News: Grepper is joining You.com. Read the official announcement!

send event to child component angular

Coding is simple XD answered on July 21, 2020 Popularity 10/10 Helpfulness 6/10

answer send event to child component angular

send event to child component angular

Comment

Parent-Component

eventsSubject: Subject<void> = new Subject<void>();

emitEventToChild() {
  this.eventsSubject.next();
}


Parent-HTML

<child [events]="eventsSubject.asObservable()"> </child>


Child-Component

private eventsSubscription: Subscription;

@Input() events: Observable<void>;

ngOnInit(){
  this.eventsSubscription = this.events.subscribe(() => doSomething());
}

ngOnDestroy() {
  this.eventsSubscription.unsubscribe();
}

Popularity 10/10 Helpfulness 6/10 Language javascript

Source: stackoverflow.com

Tags: angular javascript send

Link to this answer
Share Copy Link