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A web browser tooltip displayed for hyperlink to HTML, showing what the abbreviation stands for.. The tooltip, also known as infotip or hint, is a common graphical user interface (GUI) element in which, when hovering over a screen element or component, a text box displays information about that element, such as a description of a button's function, what an abbreviation stands for, or the exact ...
The W3C recommends that images that convey no information, but are purely decorative, be specified in CSS rather than in the HTML markup. If decorative images are rendered using HTML that do not add to the content and provide no additional information, then the W3C recommends that a blank alt attribute be included in the form of alt="" . [ 17 ]
Generic tooltip displayed on mouse-over. Template parameters [Edit template data] Parameter Description Type Status Term 1 Shows as text Line required Tooltip 2 Shows as a mouse-over tooltip; do not use markup String required CSS style applies the specified CSS directives to the content of parameter 1 String optional Class class Adds a one or more CSS classes String optional ID id Adds an HTML ...
The World Wide Web Consortium (W3C), former maintainer of the HTML and current maintainer of the CSS standards, has encouraged the use of CSS over explicit presentational HTML since 1997. [update] [ 3 ] A form of HTML, known as HTML5 , is used to display video and audio, primarily using the < canvas > element, together with JavaScript.
To demonstrate specificity Inheritance Inheritance is a key feature in CSS; it relies on the ancestor-descendant relationship to operate. Inheritance is the mechanism by which properties are applied not only to a specified element but also to its descendants. Inheritance relies on the document tree, which is the hierarchy of XHTML elements in a page based on nesting. Descendant elements may ...
W3Schools is a freemium educational website for learning coding online. [1] [2] Initially released in 1998, it derives its name from the World Wide Web but is not affiliated with the W3 Consortium. [3] [4] [unreliable source] W3Schools offers courses covering many aspects of web development. [5] W3Schools also publishes free HTML templates.
Dojo widgets are components — comprising JavaScript code, HTML markup, and CSS style declarations — that provide multi-browser (not to be confused with cross-browser), interactive features: Menus, tabs, and tooltips; Sortable tables; Dynamic charts; 2D vector drawings; Animated effects—fades, wipes and slides—facilities for custom ...
Tooltips are also used by various templates. For instance, the {{obsolete source}} template, here shown with a tooltip reason: [obsolete source]. In general, editors should use inline tooltips selectively such as when they're useful for table column headers. (See MOS:NOHOVER for information) Editors should check that tooltip text renders as ...