Book Image

ColdFusion 9 Developer Tutorial

By : John Farrar
Book Image

ColdFusion 9 Developer Tutorial

By: John Farrar

Overview of this book

Adobe ColdFusion is an application server, renowned for rapid development of dynamic websites, with a straightforward language (CFML), powerful methods for packaging and reusing your code, and AJAX support that will get developers deep into powerful web applications quickly. However, developing rich and robust web applications can be a real challenge as it involves multiple processes.With this practical guide, you will learn how to build professional ColdFusion applications. Packed with example code, and written in a friendly, easy-to-read style, this book is just what you need if you are serious about ColdFusion.This book will give you clear, concise, and practical guidance to take you from the basics of ColdFusion 9 to the skills that will make you a ColdFusion developer to be reckoned with. It also covers the new features of ColdFusion 9 like ORM Database Interaction and CF Builder.ColdFusion expert John Farrar will teach you the basics of ColdFusion programming, application architecture, and object reuse, before showing you a range of topics including AJAX library integration, RESTful Web Services, PDF creation and manipulation, and dynamically generated presentation files that will make you the toast of your ColdFusion developer town.This book digs deep with the basics, with real-world examples of the how and whys, to get more done faster with ColdFusion 9.
Table of Contents (22 chapters)
ColdFusion 9 Developer Tutorial
Credits
About the Author
About the Reviewers
Preface
Index

Better form coding


Forms are a big part of what developers do on web pages. We will first show how to use COOP forms and then we will show how to use the special attributes and layout features of the forms tags in COOP.

Here is a simple form that has a select list and a submit button. Some tags always require an ID, but as you can see in our sample there are tags like the submit tag that you are allowed to code without the ID attribute. Create a file called form.cfm:

<cfimport prefix="coop" taglib="/share/tags/coop"/>
<coop:coop>
  <coop:form id="myForm">
    <coop:selectList id="mySelect" label="Select List"data="one,two,three,four" selected="three" />
    <coop:submit value="Send Selection"/>
  </coop:form>
</coop:coop>

The form tag, like most COOP element tags, requires an ID attribute field. When we run this code, we see it operates completely as expected. Again, we will wait on the logic side of form handling for the next chapter. Right now we...