| Title | Alternative text for images: alt attribute does not make sense |
|---|---|
| Description | A document with an img element that displays a cat. The image has as text alternative (in the alt attribute): ‘A black and white elephant named Harrison". |
| Creator | BenToWeb (Christophe.Strobbe@…) |
| Rights | Copyright BenToWeb 2004-2007 |
| Language | English |
| Date | 2005-05-10 |
| Status | accepted QA |
Technologies are markup languages or data formats. If the technology is a markup language, “features” refers to elements and attributes.
XHTML™ 1.0 The Extensible HyperText Markup Language (Second Edition)
Feature: img
(namespace: http://www.w3.org/1999/xhtml)
.
Technical specification: How to specify alternate text .
This a test case is intended to fail because the alt attribute of the img is incorrect.
Accessibility expert.
“Rules” refer to success criteria in WCAG 2.0, checkpoints in WCAG 1.0 and similar requirements.
The test case fails the following success criterion at line 9, column 60: http://www.w3.org/TR/2007/WD-WCAG20-20070517/Overview.html#text-equiv-all.
The image does not have a text description that conveys the same information: it says it shows an elephant instead of a cat.
The img element has an alt attribute that is not relevant to the image ("elephant" instead of "cat").
This test case does not map to a WCAG 2.0 technique or failure.
The test case fails the following success criterion at line 9, column 60: http://www.w3.org/TR/2006/WD-WCAG20-20060427/guidelines.html#text-equiv-all.
The image does not have a text description that conveys the same information: it says it shows an elephant instead of a cat.
The img element has an alt attribute that is not relevant to the image ("elephant" instead of "cat").
Online version: sc1.1.1_l1_004.
The test case fails the following success criterion at line 9, column 60: http://www.w3.org/TR/2006/WD-WCAG20-20050630/#text-equiv-informative.
The image does not have a text description that conveys the same information: it says it shows an elephant instead of a cat.
The img element has an alt attribute that is not relevant to the image ("elephant" instead of "cat").
The test case passes the following success criterion: http://www.w3.org/WAI/GL/WCAG20/WD-WCAG20-20050211/#4.1_use-spec-document-backward-compat-violations.
The image has a text description.
The img element has an alt attribute with appropriate alternative text and therefore the img element is valid.