HTML 5 abbr tag

From http://www.w3schools.com (Copyright Refsnes Data)

# HTML 5 <abbr> tag

## Definition and Usage

The <abbr> tag indicates an abbreviated form, like "Inc.", "etc.".

By marking up abbreviations you can give useful information to browsers, spell checkers, translation systems and search-engine indexers.

## Differences Between HTML 4.01 and HTML 5

NONE

## Tips and Notes

Tip: In some browsers the title attribute can be used to show the full version of the expression when you are holding the mouse over the abbreviation.

## Example

Source | Output
--- | ---
<abbr title="et cetera">etc.</abbr> | etc.

## Standard Attributes

class, contenteditable, contextmenu, dir, draggable, id, irrelevant, lang, ref, registrationmark, tabindex, template, title

For a full description, go to Standard Attributes in HTML 5.

## Event Attributes

onabort, onbeforeunload, onblur, onchange, onclick, oncontextmenu, ondblclick, ondrag, ondragend, ondragenter, ondragleave, ondragover, ondragstart, ondrop, onerror, onfocus, onkeydown, onkeypress, onkeyup, onload, onmessage, onmousedown, onmousemove, onmouseover, onmouseout, onmouseup, onmousewheel, onresize, onscroll, onselect, onsubmit, onunload

For a full description, go to Event Attributes in HTML 5.

## Try-It-Yourself Demos

Abbreviations and acronyms
How to handle an abbreviation and an acronym.

From http://www.w3schools.com (Copyright Refsnes Data)