How Forms Work
You've undoubtedly used forms on the Web, and might even understand how they're laid out and how they work. But to make sure that you're on the same page, a review of HTML form basics is in order.
Short Review of HTML Form Elements
Before you jump into how a form works, you should review how HTML represents a form and the roles that all the elements in that form play.
The HTML presented in this book should not be taken as a model of great HTML. Enough HTML is presented to demonstrate the CGI features needed, but not much else. There are generally no <HEAD> or <BODY> tags shown, nor a <DOCTYPE> in any of the HTML presented in the examples. In addition, the screens are quite plain. Feel free to add your own HTML to make the ...