August 2013
Intermediate to advanced
182 pages
3h 40m
English
Content preview from HTML5 Pocket Reference, 5th 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,
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HTML5 Overview
HTML5 offers new features (elements, attributes, event handlers, and APIs) for easier web application development and more sophisticated form handling.
The HTML5 specification is based on HTML 4.01 Strict, but unlike previous HTML Recommendations, HTML5 does not use a Document Type Definition (DTD). Instead, it uses the Document Object Model (DOM, the “tree” formed by a document’s structure) as its basis rather than a particular set of syntax rules. It also differs from previous recommendations in that it includes detailed instructions for how browsers should handle malformed and legacy markup.
W3C and WHATWG
There are two organizations maintaining slightly different HTML specifications as of this writing.
HTML5 was originally written by the Web Hypertext Application Technology Working Group (WHATWG). In 2003, members of Apple, Mozilla, and Opera formed the WHATWG to further the development of HTML in a way that was consistent with real-world authoring practices and browser behavior. Their initial documents, Web Applications 1.0 and Web Forms 1.0, were rolled together into HTML5, which is still in development under the guidance of WHATWG editor, Ian Hickson. They eventually dropped the version number and now maintain “living” (unnumbered) HTML specification at whatwg.org.
In 2006, the World Wide Web Consortium (W3C) formed its own HTML5 Working Group based on the work by the WHATWG. In 2009, it discontinued its work on XHTML 2.0 in order to focus on the development of ...
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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.