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Alternative text (or alt text) is text associated with an image that serves the same purpose and conveys the same essential information as the image. [1] In situations where the image is not available to the reader, perhaps because they have turned off images in their web browser or are using a screen reader due to a visual impairment, the alternative text ensures that no information or ...
For example, the alt attribute on an institution's logo should convey that it is the institution's logo instead of describing details of what the logo looks like. [3] [4] On Wikipedia, alt text is provided in the alt parameter in the MediaWiki markup. Many templates, like {}, have parameters for specifying alt text. For images that link to ...
A text-based web browser such as Lynx will display the alt text instead of the image (or will display the value attribute if the image is a clickable button). [13] A graphical browser typically will display only the image, and will display the alt text only if the user views the image's properties, or has configured the browser not to display ...
There is merit in having an examples/how-to page for alt text. Some of the examples from the earlier version of this guideline, showing how to do table-based timelines or template-based galleries or chemical formulae could go there. The extended image syntax section on alt text could be expanded in such a page.
The page is titled "Alternative text for images". The focus should be on alt text examples and how to properly write alt text, not on what alt text sounds like in screen readers, and I disagree that they were difficult to apply, the more examples you have to learn from the easier it is, at least for me. -- œ ™ 22:26, 31 December 2010 (UTC)
Ever wondered how to add an accent, or where the degree symbol is? These printable keyboard shortcut symbols will make your life so much easier. The post 96 Shortcuts for Accents and Symbols: A ...
This would not be good alt text in an article, but it's a different matter. "Napoleon leaning on a bureau laden with papers" Brief alt text like that is appropriate for the first context mentioned in WP:ALT #Proper names for that image. However, Slp1 is right: it's not enough for the second context, the lead image of Napoleon. In the second ...
Zero or more of these options may be specified to control the alt text, link title, and caption for the image. Captions may contain embedded wiki markup, such as links or formatting. See Wikipedia:Captions for discussion of appropriate caption text. See Wikipedia:Alternative text for images for discussion of appropriate alt text. Internet ...