September 2017
Intermediate to advanced
408 pages
9h 25m
English
Content preview from ServiceNow Application Development
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Jelly Scripting
Now that we have learned about and created some client- and server-side scripts in the ServiceNow platform, let us learn about UI pages and macros, along with Jelly scripts.
In the ServiceNow platform, Apache's Jelly syntax is used to render forms and UI pages. Jelly is comprised of Java- and XML-based scripting and a transformation engine used to turn XML into executable code. The output is usually HTML and JavaScript code that is used by the browser to render elements on a page.
In this chapter, we will learn how to create UI pages, UI macros, and formatters. We will learn how to make use of Jelly scripts to enhance our UIs and create custom controls.
In this chapter, we will cover the following topics:
- Jelly scripts
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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.