HTML and XHTML
This failure relates to:
This describes a failure condition for text alternatives for images that
should be ignored by AT. If there is no alt attribute at all assistive
technologies are not able to ignore the non-text content. The alt attribute
must be provided and have a null value (i.e., alt=""
) to avoid a failure of this Success Criterion.
Failure Example 1: Decorative images that have no alt
attribute
No resources available for this technique.
(none currently listed)
Identify any img
and applet
elements
that are used for purely decorative content;
Check that the alt
attribute for these elements
exists.
Check that the alt
attribute for these elements is
null.
if step #2 or step #3 is false, this failure condition applies and content fails the Success Criterion.
Techniques are informative—that means they are not required. The basis for determining conformance to WCAG 2.0 is the success criteria from the