Then, What s XHTML?

Then, What's XHTML?

XHTML, an acronym for eXtensible Hypertext Markup Language, is the first big change to HTML in years. With it, the W3C is trying to add the structure and extensibility of XML to HTML pages. By adding a few simple structural elements to existing HTML pages, you can be assured that your Web pages are compatible with later versions of HTML, and even with XML. Lesson 2, "Creating Your First Page," has all the information you need to get started.

XHTML

Stands for eXtensible Hypertext Markup Language. It is the next generation of HTML.

XML

Stands for eXtensible Markup Language. It is the newest language being developed by the W3C, and is also the most flexible. You'll learn more about it in Lesson 17, "Planning for the Future."