April 2007
Intermediate to advanced
1728 pages
47h 51m
English
Content preview from JavaScript® Bible, Sixth EditionBecome 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,
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.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.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.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.
Chapter 57. Application: Transforming XML Data
IN THIS CHAPTER
Mapping XML data to JavaScript objects with AJAX
Complex JavaScript data structures
Advanced array sorting
Dynamic tables
Chapter 52 ends with an example of an interactive outliner whose data arrives from an external XML file, a feature supported by modern browsers. The application described in this chapter picks up from there.
As you recall from the Chapter 52 outline, the node structure of the XML data was used as a guide to the structure for a one-time rendering of HTML elements. There was a one-to-one correlation between XML element nesting and the HTML element nesting. Adjusting stylesheet properties for displaying or hiding elements controlled all interactivity. What you're about to see here is a case for converting XML into JavaScript objects that can be used multiple times as a convenient data source for HTML that is displayed in any number of formats. In particular, you see how JavaScript's array sorting prowess supplies XML-supplied data with extraordinary flexibility in presentation.
You will see a lot of code in this chapter. The code is presented here as a way to demonstrate the potential for rich data handling. At the same time, the code may provide ideas for server-side processing of XML data being output to the client.
Application Overview
Understanding the data is a good place to start in describing this application. The scenario is a small American company (despite its grandiose name: GiantCo) that has divided ...
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,
and much more.
Read now
Unlock full access
More than 5,000 organizations count on O’Reilly
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.