O'Reilly logo

Adobe ColdFusion 8 Web Application Construction Kit, Volume 1: Getting Started by Charlie Arehart, Raymond Camden, Ben Forta

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Using Automatic Server-Side Validation

Server-side validation is the safest and most secure form of form field validation, but it can also become a maintenance nightmare. ColdFusion to the rescue!

ColdFusion enables developers to embed basic form validation instructions within an HTML form. These instructions are embedded as hidden form fields. They get sent to the user’s browser along with the rest of the form fields, but they aren’t displayed to the user. When the user submits the form back to the Web server, however, those hidden fields are submitted too—and ColdFusion can then use them to perform automatic field validation.

These hidden form fields serve as validation rules, and ColdFusion can generate them for you automatically. It does ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required