XHTML Basics - Part 1 Introduction This is the first part of my series, XHTML Basics. In this part of the series I introduce you to XHTML. I assume that you have no previous knowledge in computer programming. XHTML stands for Extensible HyperText Markup Language. Do not worry much about this vocabulary for now. In these articles there will be code samples that you can try. At the end of this part of the series you will see how to test or try code. Who needs to learn XHTML? If you are good in... Sign in to see full entry.