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HTML documents imply a structure of nested HTML elements. These are indicated in the document by HTML tags, enclosed in angle brackets thus: < p >. [73] [better source needed] In the simple, general case, the extent of an element is indicated by a pair of tags: a "start tag" < p > and "end tag" </ p >. The text content of the element, if any ...
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.
The Document Object Model (DOM) is a cross-platform and language-independent interface that treats an HTML or XML document as a tree structure wherein each node is an object representing a part of the document. The DOM represents a document with a logical tree.
An example of CSS code, which makes up the visual and styling components of a web page. Separation of content and presentation (or separation of content and style) is the separation of concerns design principle as applied to the authoring and presentation of content. Under this principle, visual and design aspects (presentation and style) are ...
Once the HTML or XHTML markup is delivered to a page-visitor's client browser, there is a chance that client-side code will need to navigate the internal structure (or Document Object Model) of the web page.
The two specifications were later merged to form HTML5. [16] The HTML5 specification was adopted as the starting point of the work of the new HTML working group of the W3C in 2007. WHATWG's Ian Hickson and David Hyatt produced W3C's first public working draft of the specification on 22 January 2008. [2]
Example of RecipeML, a simple markup language based on XML for creating recipes. The markup can be converted programmatically for display into, for example, HTML, PDF or Rich Text Format. A markup language is a text-encoding system which specifies the structure and formatting of a document and potentially the relationships among its parts. [1]
In principle, just what constitutes "structure" vs. non-structure can vary. In a book specifically about typography, tagging something as "italic" or "bold" may well be the whole point. For example, a discussion of when to use particular styles will likely want to give examples and counter-examples, which would no longer make sense if the ...