XHTML and HTML Resources - Web Center

HTML is no longer being developed. The last version of HTML was HTML 4.01. A new markup language called Extensible HyperText Markup Language (XHTML) takes HTML's place. XHTML is very similar to HTML but has a few different syntax (formatting) rules and is stricter in its requirements. Use the resources below to learn XHTML.

XHTML

Start with the basics of HTML (below), then learn how to use XHTML to markup your documents to common web standards.

HTML

Start with the basics of HTML, then learn how to use XHTML (above) to markup your documents to common web standards.