November 2002
Intermediate to advanced
1120 pages
21h 2m
English
Content preview from Processing XML with Java™: A Guide to SAX, DOM, JDOM, JAXP, and TrAXBecome 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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Expressions
Not all XPath expressions are location paths. In fact, you've already seen several that weren't. The content of the square brackets in a location step predicate is a more generic form of XPath expression. Each XPath 1.0 expression returns one of these four types:
String
A sequence of zero or more Unicode characters. This is not quite the same thing as a Java String, which is a sequence of UTF-16 code points. A single Unicode character from outside Unicode's Basic Multilingual Plane (BMP) occupies two UTF-16 code points. XPath strings that contain characters from outside the BMP will have smaller lengths than the equivalent Java string.
Number
An IEEE 754 double. This is the same as Java's double primitive data type, for all intents and ...
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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.
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