XHTML is a markup language intended to create rich, portable web-based applications. While it is a descendant of HTML 4.0, XHTML 1.0, and XHTML 1.1, it is not meant to be backwards compatible with any of them. However, if you are familiar with any of thos
The very first version of HTML was designed to represent the structure of a document, not its presentation. Even though presentation-oriented elements were later added to the language by browser manufacturers, HTML is at heart a document structuring langu