HTML (Hypertext Markup Language) represents a standard language of a marking of documents in the Worldnet. HTML (or XHTML) the web-pages which after processing by a browser are displayed in a kind convenient for perception is applied to creation.

History HTML originates in the ninetieth years of the last century. Initial variant HTML has been created approximately in 1991-1992 by the British researcher Timoty Berners-whether, the inventor of the World wide web (World Wide Web). Working in the European laboratory of physics of elementary particles in Geneva (CERN), Bernes-whether has developed special language for an exchange scientific and the engineering specifications. Subsequently this language also became the standard for a marking a web-documents.

It is remarkable, that official first version HTML does not exist. The matter is that till 1995 existed set of various realizations HTML. And that the standard version could be distinguished without problems from informal, to it second number at once has been appropriated. Version HTML 3 has been offered by consortium World Wide Web (W3C) in March 1995 and included many innovations, in particular, support of tables, a flow of images the text and so forth In 1997 had been let out specification HTML 4 containing of many elements, specific to separate browsers. Now consortium W3C works above fifth version HTML in which there will be the numerous innovations, called to simplify development of interactive sites and a web-appendices.

Opportunities HTML can be compared to functionality of the text editor. Language of a marking allows to use on a web-pages of the table, to insert special symbols, to change type of fonts, to introduce in documents of a picture, animation and so forth It is necessary to notice, that in parallel with HTML development of expanded language of marking XHTML (Extensible Hypertext Markup Language) is conducted. XHTML represents development HTML, however makes more strict demands to syntax. Besides each document on XHTML is the correct document on XML. At the same time interactive the web-sites is applied to creation language DHTML representing combination HTML, script language JavaScript, cascade tables of styles (CSS) and objective model of the document (DOM).

Tags: HTML