Chapter 1Basics: What is HTML5?
The easy answer is that it’s the latest version of HTML. But that doesn’t tell us much. Specifically, HTML5:
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defines a parsing algorithm for generating a consistent DOM (Document Object Model) tree, even from ambiguous or poor-quality markup
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adds new elements to support multimedia and web applications
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redefines the rules and semantics of existing HTML elements
With HTML5, we can now embed audio and video natively within HTML
documents. We can use inline SVG (Scalable Vector
Graphics) markup. We can build more robust form experiences, complete with
native error checking. We can create games, charts, and animations using the
canvas element. Documents can communicate with each other using cross-document messaging. ...
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