December 2019
Intermediate to advanced
598 pages
12h 21m
English
Content preview from ASP.NET Core 3 and React
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Implementing validation
Including validation on a form improves the user experience, by giving them immediate feedback on whether the information entered is valid. In this section, we are going to add validation rules to our generic components for ensuring a field has a value as well as ensuring a minimum number of characters have been entered. After we have enhanced our generic components, we'll implement validation in our question and answer forms.
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
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.