In RxJS observables are cold, or unicast by default. These operators can make an observable hot, or multicast, allowing side-effects to be shared among multiple subscribers.
publish
multicast
share ⭐
shareReplay ⭐
⭐ - commonly used
Hot vs Cold Observablesarrow-up-right 📰 - Ben Lesh
Unicast v Multicastarrow-up-right 📰 - GitHub Discussion
Demystifying Hot and Cold Observablesarrow-up-right 🎥 - André Staltz
Last updated 6 years ago