Chapter Eleven: HTML5

What is HTML5?

As we saw in Part I of this book, by around 2000, most major forces in the web development community considered XHTML to be the future of HTML. Much of the first two editions of Jeffrey Zeldman’s groundbreaking Designing with Web Standards, for example, focus on XHTML and pay little attention to HTML. But even though many developers, myself included, expected XHTML to be the future of HTML and accordingly adopted XHTML syntax, browser support for XHTML was slow in coming. In particular, browser support for XHTML 2—the W3C’s planned successor to HTML/XHTML—was almost nonexistent, and the W3C has recently ended the development of XHTML 2. As a result, web markup languages stagnated for several years.

In the ...

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