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...

and tables, or embed hyperlinks and images). Each element can have HTML attributes specified. Elements can also have content, including other elements...

HTML 4". World Wide Web Consortium. Retrieved November 16, 2008. Korpela, Jukka (July 6, 1998). "Why attribute values should always be quoted in HTML"...

The alt attribute is the HTML attribute used in HTML and XHTML documents to specify alternative text (alt text) that is to be displayed in place of an...

Microdata is a WHATWG HTML specification used to nest metadata within existing content on web pages. Search engines, web crawlers, and browsers can extract...

HTML document. With HTML up to and including HTML 4.01 and XHTML, there were four valid attributes: content, http-equiv, name and scheme. Under HTML 5...

In SGML, HTML and XML documents, the logical constructs known as character data and attribute values consist of sequences of characters, in which each...

2018. "HTML Standard, § 3.2.6 Global attributes". html.spec.whatwg.org. Retrieved 18 September 2018. "HTML Standard, § 4.13 Custom elements". html.spec...

that extends HTML with custom attributes that enable the use of AJAX directly in HTML and with a hypermedia-driven approach. These attributes allow for the...

HTML elements are element nodes. All HTML attributes are attribute nodes. Text inserted into HTML elements are text nodes. Comments are comment nodes. The...

Dynamic HTML, or DHTML, is a term which was used by some browser vendors to describe the combination of HTML, style sheets and client-side scripts (JavaScript...

sometimes used, is a misnomer, as element classes—specified with the HTML class attribute—is a markup feature that is distinct from browsers' CSS subsystem...

Relations". IANA. Ian Hickson (19 January 2011). "HTML is the new HTML5". The WHATWG Blog. WHATWG. "HTML attribute: rel - #icon". David (19 July 2003). "Mozilla...

and attribute names, while HTML is not. Some shorthand features in HTML are omitted in XML, such as (1) attribute minimization, where attribute values...

An HTML editor is a program used for editing HTML, the markup of a web page. Although the HTML markup in a web page can be controlled with any text editor...

defines a set of rows or columns.  If user define frames by using the rows attribute then horizontal frames are created. If user define frames by using cols...

The attribute can be used by automated systems, or can be presented to a user in a different way. In HTML these are designated with the rel attribute on...

Where no existing HTML element is applicable, <span> and <div> can valuably represent parts of a document so that HTML attributes such as class, id,...

is impossible with the hexadecimal syntax (and thus impossible in legacy HTML documents that do not use CSS). The first versions of Mosaic and Netscape...

HTML sanitization is the process of examining an HTML document and producing a new HTML document that preserves only whatever tags and attributes are...

While Hypertext Markup Language (HTML) has been in use since 1991, HTML 4.0 from December 1997 was the first standardized version where international characters...

is available in two forms: in the deprecated (X)HTML <font>...</font> element with its face attribute, and in the CSS font-family property. The CSS term...

needed] A canvas consists of a drawable region defined in HTML code with height and width attributes. JavaScript code may access the area through a full set...

HTML video is a subject of the HTML specification as the standard way of playing video via the web. Introduced in HTML5, it is designed to partially replace...

The marquee tag is a non-standard HTML element which causes text to scroll up, down, left or right automatically. The tag was first introduced in early...

See formatted text for text attributes in word processing. See HTML#Elements and HTML attribute about text attributes in HTML. See text mode for hardware-implemented...

Class attribute may refer to: Class attribute (HTML), an HTML attribute which is a feature of many HTML and XHTML elements, typically to identify them...

originally created in relation to the publication of Web pages. This includes HTML, CSS, SVG, MathML, WAI-ARIA, ECMAScript, WebGL, Web Storage, Indexed Database...

solution used in most browsers which support this attribute). When data that has been entered into HTML forms is submitted, the names and values in the...

programmatically. Display the checked attribute and property of a checkbox as it changes. <!doctype html> <html lang="en"> <head> <body> <input name="food"...