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  2. Help:Markup validation - Wikipedia

    en.wikipedia.org/wiki/Help:Markup_validation

    The W3C Markup Validation Service lets editors check web pages for conformance to HTML and XHTML standards. It is helpful for catching minor problems such as duplicate section names or citation IDs. It is helpful for catching minor problems such as duplicate section names or citation IDs.

  3. W3C Markup Validation Service - Wikipedia

    en.wikipedia.org/wiki/W3C_Markup_Validation_Service

    The Markup Validation Service is a validator by the World Wide Web Consortium (W3C) that allows Internet users to check pre-HTML5 HTML and XHTML documents for well-formed markup against a document type definition (DTD). Markup validation is an important step towards ensuring the technical quality of web pages.

  4. HTML - Wikipedia

    en.wikipedia.org/wiki/HTML

    Web browsers receive HTML documents from a web server or from local storage and render the documents into multimedia web pages. HTML describes the structure of a web page semantically and originally included cues for its appearance. HTML elements are the building blocks of HTML pages.

  5. Web page - Wikipedia

    en.wikipedia.org/wiki/Web_page

    Static pages are retrieved from the web server's file system without any modification, [6] while dynamic pages must be created by the server on the fly, typically reading from a database to fill out a template, before being sent to the user's browser. [7] An example of a dynamic page is a search engine results page.

  6. HTML5 - Wikipedia

    en.wikipedia.org/wiki/HTML5

    Web Apps Working Group — Web Messaging, Web workers, Web storage, WebSocket, Server-sent events, Web Components [89] (this was not part of HTML5, though); the Web Applications Working Group was closed in October 2015 and its deliverables transferred to the Web Platform Working Group (WPWG). IETF HyBi Working Group — WebSocket Protocol;

  7. Dynamic HTML - Wikipedia

    en.wikipedia.org/wiki/Dynamic_HTML

    By contrast, a dynamic web page is a broader concept, covering any web page generated differently for each user, load occurrence, or specific variable values. This includes pages created by client-side scripting and ones created by server-side scripting (such as PHP , Python , JSP or ASP.NET ) where the web server generates content before ...

  8. HTML element - Wikipedia

    en.wikipedia.org/wiki/HTML_element

    An anchor element is called an anchor because web designers can use it to "anchor" a URL to some text on a web page. When users view the web page in a browser, they can click the text to activate the link and visit the page whose URL is in the link. [25]

  9. Document Object Model - Wikipedia

    en.wikipedia.org/wiki/Document_Object_Model

    Text content within an element is represented as a text node in the DOM tree. Text nodes do not have attributes or child nodes, and are always leaf nodes in the tree. For example, the text content "My Website" in the title element and "Welcome" in the h1 element in the above example are both represented as text nodes.

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