April 2010
Intermediate to advanced
600 pages
15h 46m
English
book
Adobe® ColdFusion® 9 Web Application Construction Kit, Volume 1: Getting Started
by Ben Forta, Raymond Camden, Charlie Arehart
Content preview from Adobe® ColdFusion® 9 Web Application Construction Kit, Volume 1: Getting Started
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Chapter 13. Form Data Validation
Understanding Form Validation
HTML forms are used to collect data from users by using several field types. Forms are used for data entry, as front-end search engines, for filling out orders, for signing guest books, for providing user names and passwords to secure applications, and much more. Although forms have become one of the most important features in HTML, these forms provide almost no data validation tools.
This becomes a real problem when developing Web-based applications. As a developer, you need to be able to control what data users can enter into what fields. Without that, ...
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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.
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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.