Angular & Signals (283 Qs)•Part 2: HttpClient, RxJS Observables & Angular Elements (36 - 62)
What is multicasting?
Multi-casting is the practice of broadcasting to a list of multiple subscribers in a single execution.
Let's demonstrate the multi-casting feature:
javascript
var source = Rx.Observable.from([1, 2, 3]);
var subject = new Rx.Subject();
var multicasted = source.multicast(subject);
// These are, under the hood, `subject.subscribe({...})`:
multicasted.subscribe({
next: (v) => console.log('observerA: ' + v)
});
multicasted.subscribe({
next: (v) => console.log('observerB: ' + v)
});
// This is, under the hood, `s