How to use blur to check username and email availability in Svelte

Designing a good user experience (UX) doesn't have to be hard. For example, in this example we'll check whether a username and email are available or not when the user tabs out of the field (on blur). Using Svelte, this is super easy to do... so let's do it!
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⏱️ Timestamps:
  • 00:00 - Introduction
  • 00:40 - Readme
  • 00:58 - Demo
  • 01:30 - sign in changes
  • 02:13 - sign up changes (blur checks here)

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My name is David W Parker and I’m creating and publishing videos on ProgrammingTIL to help teach anyone and everyone who wants to code. I’m a huge fan of Ruby on Rails, Svelte, TailwindCSS, and WebGL. I’ve used React a lot in the past, as well as some Vue and AngularJS. I’ve done some professional Python and Django. I like to create real applications and my tutorials will walk you through how to build something real from beginning-to-end.

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