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JavaScript Promises: Zero To Hero Plus Cheat Sheet
It’s time, friend.
Maybe you’re new to web and trying to pick up the latest front-end tech, or maybe you’re a seasoned web developer, but have just been putting off fully understanding promises. async/await is a fresh take on asynchronous JavaScript, but it’s built upon promises, so it’s well worth understanding promises before getting into async/await .
Promises truly aren’t complicated but it can be hard breaking into them. This is because promises are their own type of design pattern — they may be a new paradigm to you in the same way that functional React components can seem foreign to those coming from an object-oriented background.
Luckily for you, my growing pains of learning JavaScript promises are still fresh in my memory and hopefully I can help you get through yours as fast as possible!
Quick question though — did you come here looking for async/await ? If you did, here’s a companion article on async/await !
Without further ado, Promises!
