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HTML <img> longdesc Attribute

HTML img Tag Reference HTML <img> tag

Example

Use of the longdesc attribute, to point to a page with a long description of an image:

<img src="w3html.gif" alt="W3Schools.com" longdesc="w3s.txt" />

Try it yourself »

Browser Support

Internet Explorer Firefox Opera Google Chrome Safari

The longdesc attribute is not supported by any of the major browsers.

Definition and Usage

The longdesc attribute specifies an URL to a page that contains a long description of an image.

Tip: The longdesc attribute is so poorly supported that it should not be used. To offer a long description of an image, simply create a link (that is visible to anyone) to a page with the description.

Syntax

<img longdesc="URL" />

Attribute Values

Value Description
URL An URL to a page that describes the image.

Possible values:

  • An absolute URL - points to another web site (like longdesc="http://www.example.com/description.txt")
  • A relative URL - points to a file within a web site (like longdesc="description.txt")

HTML img Tag Reference HTML <img> tag
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