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An HTML element is a type of HTML (HyperText Markup Language) document component, one of several types of HTML nodes (there are also text nodes, comment nodes and others). [ vague ] The first used version of HTML was written by Tim Berners-Lee in 1993 and there have since been many versions of HTML.
In HTML and XML, a numeric character reference refers to a character by its Universal Coded Character Set/Unicode code point, and uses the format: &#xhhhh;. or &#nnnn; where the x must be lowercase in XML documents, hhhh is the code point in hexadecimal form, and nnnn is the code point in decimal form.
Some HTML elements are defined as empty elements and take the form < tag attribute1 = "value1" attribute2 = "value2" >. Empty elements may enclose no content, for instance, the < br > tag or the inline < img > tag. The name of an HTML element is the name used in the tags. The end tag's name is preceded by a slash character /. If a tag has no ...
HTML attributes are special words used inside the opening tag to control the element's behaviour. It is a piece of markup language used to adjust the behavior or display of an HTML element.HTML attributes are a modifier of a HTML element type. An attribute either modifies the default functionality of an element type or provides functionality to ...
The guiding principle for the qualification of Dublin Core elements, colloquially known as the Dumb-Down Principle, [17] states that an application that does not understand a specific element refinement term should be able to ignore the qualifier and treat the metadata value as if it were an unqualified (broader) element. While this may result ...
<dl></dl>, an HTML element used for a definition list; Deep learning, a field of machine learning; Description logics, a family of knowledge representation languages; Delete Line (ANSI), an ANSI X3.64 escape sequence; Digital library, a library in which collections are stored in digital formats; Diode logic, a logic family using diodes
For codes from 0 to 127, the original 7-bit ASCII standard set, most of these characters can be used without a character reference. Codes from 160 to 255 can all be created using character entity names. Only a few higher-numbered codes can be created using entity names, but all can be created by decimal number character reference.
In many Wiki markup languages, the semantics and effect of HTML <blockquote> is different from the use of an initial colon in a paragraph, which may be translated into an HTML dd element enclosed within a dl element. (That is a "data definition" within a "definition list", without there being any preceding "data term" or dt element).