December 2003
Intermediate to advanced
764 pages
24h 58m
English
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EL Functions
Starting with JSTL 1.1, one tag library contains a set of functions for use in EL expressions. The description of each function follows a similar pattern as the action descriptions: an overview, a syntax reference, a parameter table, and an example. The syntax reference section shows the return type, followed by the function name and the parameters in italics within parentheses.
Unless otherwise stated, a parameter value of null
is treated as an empty string.
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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.