JavaScript Simplified Course: https://javascriptsimplified.com

One of the most common types of interview questions is to recreate a common feature in JavaScript. This may be as simple as recreating some higher order array methods or as complex as creating an entire promise library from scratch. In this video I will be showing you how to recreate the entire JavaScript promise API which is the hardest version of this type of interview question you could get asked.


Materials/References:

GitHub Code: https://github.com/WebDevSimplified/js-promise-library
JavaScript Simplified Course: https://javascriptsimplified.com
JavaScript Promise Video: https://youtu.be/DHvZLI7Db8E
JavaScript Promise Article: https://blog.webdevsimplified.com/2021-09/javascript-promises


Find Me Here:

My Blog: https://blog.webdevsimplified.com
My Courses: https://courses.webdevsimplified.com
Patreon: https://www.patreon.com/WebDevSimplified
Twitter: https://twitter.com/DevSimplified
Discord: https://discord.gg/7StTjnR
GitHub: https://github.com/WebDevSimplified
CodePen: https://codepen.io/WebDevSimplified


⏱️ Timestamps:

00:00 - Introduction
00:40 - Downloadable Test File
01:23 - Class Setup
03:55 - then
11:45 - catch
13:18 - Chaining
21:08 - finally
22:52 - Uncaught Promise Exception
25:00 - resolve and reject
25:50 - all
28:36 - allSettled
30:39 - race
31:33 - any


#JSPromise #WDS #JavaScript