RxJS is becoming increasingly popular and well-liked among developers. It is used in many applications that differ from each other, while some frameworks have included it as part of their implementations. The library is constantly evolving which results in a growing community. If you haven't heard about this library before, I will try to introduce it in this article.
What is RxJS?
The difference between Observable and Promise
The biggest difference separating observable and promise is that promises don't change their value after they are satisfied. They can only reject or resolve one value. Observables, on the other hand, are capable of handling multiple results. The subscriber will continue to receive results until the subscription is completed or canceled.