Syntax - Tasty Web Development Treats
Wes Bos & Scott Tolinski - Full Stack JavaScript Web Developers
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765: JS Promises Fundamentals - Part 1
In this 3-course series, Scott and Wes serve up some JavaScript Promises treats. In part 1, they unravel the concept of promises and delve into common examples of their usage, from creating and waiting on promises, to database queries and user permissions. Show Notes 00:00 Welcome to Syntax! 01:27 Brought to you by Sentry.io. 02:32 What is a promise? Promise mdn web docs. 03:27 Common examples of promises. 03:45 A fetch call to an API returns a promise. 05:54 A database query or Insert command 07:18 A request for user permissions. 07:37 A wait function. 08:08 Resolve or rejecting promises. 09:33 Creating promises. 09:46 New promise. 11:09 Promise.withResolvers(). 11:37 An async function. 14:34 Waiting on a promise. 15:09 .then(). 16:50 Await. 17:44 Why use one wait method over the other? Hit us up on Socials! Syntax: X Instagram Tiktok LinkedIn Threads Wes: X Instagram Tiktok LinkedIn Threads Scott:X Instagram Tiktok LinkedIn Threads Randy: X Instagram YouTube Threads
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