September 2017
Intermediate to advanced
408 pages
9h 25m
English
Content preview from ServiceNow Application Development
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j:choose, j:when, and j:otherwise
Similar to the j:if tag, the j:choose tag is used to conditionally evaluate its body based on an expression. Each of the j:when tags within the body of the j:choosetag is evaluated in the order it is written. If one of the j:when tags evaluates to true, the block of the j:when tag is executed and the rest are ignored. When no j:when conditions evaluate to true, the j:otherwise block is executed. The j:choose and j:otherwise tags don't require any attributes. The j:when tag accepts the following attribute:
- test: This is used to specify the Jelly expression (condition) to evaluate. If the expression evaluates to true, the body of the tag is evaluated.
For example:
<j:choose> <j:when test="${jvar_gr.getRowCount() ...Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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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.