HTML XML XHTML DHTML Differences and linkages

(1) HTML
HTML is Hypertext Markup language

(2) XML
XML is an extensible identity language, but XML is a language that can define other languages.
XML was originally designed to compensate for the lack of HTML,
Meet the needs of network information distribution with strong extensibility
, and then gradually used to transform and describe the network data.

The difference between the "compare" XML and the HTML design is that XML is used to store data in the data itself. While HTML is used to define data, the display mode of the data is heavy.

(3) XHTML
XHTML extensible Identity Language, which is actually an upgraded version of HTML
The ability to transform XML data is a powerful alternative to HTML,
Simply put, the goal of XHTML is to make HTML transition to XML.

(4) Dhtml
Dynamic HTML, referred to as DHTML below. To be exact, DHTML is just a concept for making Web pages.
DHTML is not a technology, standard, or specification, and DHTML is just a way of using existing Web technologies, language standards (HTML, CSS, JS)
The integration

HTML XML XHTML DHTML Differences and linkages