July 2010
Intermediate to advanced
600 pages
19h 15m
English
book
Adobe ColdFusion 9 Web Application Construction Kit, Volume 2: Application Development
by Ben Forta
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Chapter 22 Building User-Defined Functions
IN THIS CHAPTER
Thinking About Extending CFML 3
Functions Turn Input into Output 4
Creating Libraries of Related UDFs 13
Creating General-Purpose UDFs 18
Sharing UDF Libraries with Others 21
This chapter introduces you to the world of user-defined functions (UDFs). You can create your own functions to do just about anything you can think of. User-defined functions are easy to write and even easier to use. You use them just like ColdFusion’s built-in functions.
Thinking About Extending CFML
Throughout this book, you have been learning how to use CFML’s built-in tags and functions to produce dynamic Web pages. You have used tags like <cfquery> and <cfoutput> to display information ...
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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.