May 2019
Intermediate to advanced
496 pages
10h 38m
English
Content preview from Mastering React Test-Driven Development
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Humanizing Forms
It's virtually impossible to build a modern web application without having some kind of form validation. Normally with React, you'll reach for a ready-made validation library that does this for you. You might by now realize that this isn't the choice I'll make, at least not for this book.
Writing your own validation logic from scratch will help you understand what those other validation libraries are doing, and it will help you uncover an important architectural principle when dealing with frameworks like React: moving business logic out of framework-controlled components as soon as possible.
This chapter covers the following topics:
- Performing client-side validation
- Handling server errors
- Indicating that the form has been ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.