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ColdFusion 9 Developer Tutorial

You're reading from   ColdFusion 9 Developer Tutorial Create robust professional web applications with ColdFusion

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Product type Paperback
Published in Jul 2010
Publisher Packt
ISBN-13 9781849690249
Length 388 pages
Edition 1st Edition
Languages
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Author (1):
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John Farrar John Farrar
Author Profile Icon John Farrar
John Farrar
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Table of Contents (22) Chapters Close

ColdFusion 9 Developer Tutorial
Credits
About the Author
About the Reviewers
1. Preface
1. Web Pages—Static to Dynamic 2. Basic CFCs and Database Interaction FREE CHAPTER 3. Power CFCs and Web Forms 4. ORM Database Interaction 5. Application, Session, and Request Scope 6. Authentication and Permissions 7. CFScript 8. CF AJAX User Interface 9. CF AJAX Forms 10. CF AJAX Programming 11. Introduction to Custom Tags 12. ColdFusion Powered Views 13. Control Logic Processing 14. Guide to Unit Testing Beyond this Book Tools and Resources Index

The start methods


We will have a look at the start methods and make some observations now. Each method has its own set of arguments. All Application.cfc methods return a Boolean value of true or false to declare if they completed correctly or not. Any code you place inside a method will execute when the start event occurs. These are the events that match with the name of the method. We will also include some basic code that will help you build an application core that is good for reuse and discuss what those features provide.

Application start method—onApplicationStart()

The following is the code structure of the application start method. You could actually place these methods in any order in the CFC, as the order does not matter. Code that uses CFCs only require the methods to exist. If they exist, then it will call them. We place them in our code so that it helps us to read and understand the structure from a human perspective.

<cffunction name="onApplicationStart" output="false">
...
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