January 2001
Beginner to intermediate
368 pages
9h 10m
English
Content preview from Learning XMLBecome 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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M
- markup
A collection of characters that group, organize, and label the pieces of content in a document. Markup tags are interspersed within the content as instructions to the parser, which removes them as it builds a document data structure in memory. Markup includes start and end tags for elements, entity references, declarations, comments, processing instructions, and marked sections. See also element, tag.
- markup language
A set of formal rules for representing data and encoding structures that surround the data. A document that obeys the rules of the markup language is said to be well-formed. XML is not itself a markup language, but a set of rules for creating markup languages. (Perhaps that makes it a meta-markup language?) A markup language provides ways to label parts using elements, to enforce structure using a DTD, and to import data with entity references. See also application, DTD, markup.
- metadata
Descriptive data that is not directly included in the content of a document. For example, a document's creation date or author is metadata. See also document, markup.
- mixed content
A mixture of elements and character data that can be specified as valid content for an element via its content model. See also CDATA, content, content model, element.
- modular DTD
A DTD that is divided into logical pieces, allowing for easy maintenance and selection of only the modules required in a document. The modules of a modular DTD are often kept in external files and declared as external ...
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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.