23 Facts About HTML


HyperText Markup Language or HTML is the standard markup language for documents designed to be displayed in a web browser.

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HTML describes the structure of a web page semantically and originally included cues for the appearance of the document.

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HTML provides a means to create structured documents by denoting structural semantics for text such as headings, paragraphs, lists, links, quotes and other items.

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HTML elements are delineated by tags, written using angle brackets.

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Berners-Lee specified HTML and wrote the browser and server software in late 1990.

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HTML is a markup language that web browsers use to interpret and compose text, images, and other material into visual or audible web pages.

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Default characteristics for every item of HTML markup are defined in the browser, and these characteristics can be altered or enhanced by the web page designer's additional use of CSS.

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However, the SGML concept of generalized markup is based on elements rather than merely print effects, with the separation of structure and markup; HTML has been progressively moved in this direction with CSS.

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Since 1996, the HTML specifications have been maintained, with input from commercial software vendors, by the World Wide Web Consortium.

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XHTML is a separate language that began as a reformulation of HTML 4.

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Some HTML elements are defined as empty elements and take the form.

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HTML headings are defined with the to tags with H1 being the highest level and H6 the least:.

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HTML defines several data types for element content, such as script data and stylesheet data, and a plethora of types for attribute values, including IDs, names, URIs, numbers, units of length, languages, media descriptors, colors, character encodings, dates and times, and so on.

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HTML documents are required to start with a Document Type Declaration.

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Semantic HTML is a way of writing HTML that emphasizes the meaning of the encoded information over its presentation.

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HTML has included semantic markup from its inception, but has included presentational markup, such as, and tags.

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The majority of presentational features from previous versions of HTML are no longer allowed as they lead to poorer accessibility, higher cost of site maintenance, and larger document sizes.

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World Wide Web is composed primarily of HTML documents transmitted from web servers to web browsers using the Hypertext Transfer Protocol.

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The latest standards surrounding HTML reflect efforts to overcome the sometimes chaotic development of the language and to create a rational foundation for building both meaningful and well-presented documents.

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In conjunction, the HTML specification has slowly reined in the presentational elements.

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The underlying syntax of HTML allows many shortcuts that XHTML does not, such as elements with optional opening or closing tags, and even empty elements which must not have an end tag.

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HTML 4 defined three different versions of the language: Strict, Transitional and Frameset.

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HTML Living Standard, which is developed by WHATWG, is the official version, while W3C HTML5 is no longer separate from WHATWG.

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