How to remove specific element from Observable>

Question

There is an Observable of the array of places:

places: Observable>;

In template it used with the async pipe:

Answer 1

You can take advantage of filter operator:

this.places$
        .pipe(
            map(places => {
                // Here goes some condition, apply it to your use case, the condition only will return when condition matches
                return places.filter(place => place.placeId !== 0);
            }),
            map(response => (this.users$ = of(response)))
        )
        .subscribe(result => console.warn('Result: ', result));