CHAPTER 1

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Welcome to HTML5

In this chapter, I’m going to dive into the history of HTML and how HTML5 came to be. I’ll talk about the evolution of HTML from a simple proposal all the way to its current version, including reviews of related technologies. I’ll also cover what HTML5 is, its scope, how it differs from previous versions, and how it fits in with other technologies.

What Is HTML5?

Hypertext Markup Language, or HTML, has been with us since 1989. Versions of HTML prior to 5 only defined markup tags for content: lists, paragraphs, headers, tables, and so on. HTML5, though, defines much more. It has new content tags (such as <audio> and ...

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