Differences between a Promise and an Observable

Tai Bo
Level Up Coding
Published in
7 min readApr 25, 2021

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Photo by Jason Dent on Unsplash

In this post, I outline a few fundamental concepts I have learned about an Observable and how it is different than a Promise.

Before discussing the differences between an Observable and a Promise, let’s talk about what they have in common. Both Observables and Promises are frameworks for producing and consuming data. They follow the push protocol which means the producer determines…

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Backend developer in .NET core. I enjoy the outdoor, hanging out with good friends, reading and personal development.