August 2006
Beginner
512 pages
11h 8m
English
book
JavaScript and Ajax for the Web, Sixth Edition: Visual QuickStart Guide
by Tom Negrino, Dori Smith
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Chapter 7. Form Handling
Any time you need to gather information from the users of your Web sites, you’ll need to use a form.
Forms can contain most of the usual graphical interface elements, including entry fields, radio buttons, check boxes, pop-up menus, and entry lists. In addition, HTML forms can contain password fields, shielding the user’s input from prying eyes.
Once the form is filled out, a click on the form’s Submit button sends the form’s information to your Web server, where a CGI (that stands for Common Gateway Interface, and it’s a script that runs on the Web server) interprets the data and acts on it. Often, the data is then stored in a database for later use. It’s useful to make sure that the data the user enters is “clean,” 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.
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.