September 2007
Intermediate to advanced
600 pages
20h 21m
English
book
Adobe ColdFusion 8 Web Application Construction Kit, Volume 1: Getting Started
by Ben Forta, Raymond Camden, Charlie Arehart
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Working with Expressions
I’ve used the term expressions a few times in this chapter. What is an expression? The official ColdFusion documentation explains that expressions are “language constructs that allow you to create sophisticated applications.” A better way to understand it is that expressions are strings of text made up of one or more of the following:
Literal text (strings), numbers, dates, times, and other values
Variables
Operators (+ for addition, & for concatenation, and so on)
Functions
So, UCase(FirstName) is an expression, as are "Hello, my name is Ben", 12+4, and DateFormat(Now()). And even though many people find it hard to articulate exactly what an expression is, realize that expressions are an important part of the ColdFusion ...
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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.