An XHTML file that is not well-formed because there is an img element that has two alt attributes instead of one. Both alt attributes contain a different text alternative. It is not clear if the first or the last attribute will take precedence in user agents and assistive technologies. Well-formedness error: duplicate attributes Christophe.Strobbe@esat.kuleuven.be en Copyright BenToWeb 2005-2007 2005-10-05 validated Strictly Conforming Documents

This test case is intended to pass because elements have complete start and end tags that are nested according to specifications (even if one element has duplicate attributes).

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Which description of the image did you hear?

Welke beschrijving van het plaatje hoorde U?

 -1 1 -2 -3 -4 blindness low vision

The document is not well-formed: the image has two alt attributes; the user may not get the correct alternative text.

XML 1.0, Third Edition: An attribute name MUST NOT appear more than once in the same start-tag or empty-element tag.

This test case does not map to a WCAG 2.0 technique or failure.

(The error in the test file is not covered by failure F70: Failure of SC 4.1.1 due to incorrect use of start and end tags or attribute markup.)

The document is not well-formed: the image has two alt attributes; the user may not get the correct alternative text.

XML 1.0, Third Edition: An attribute name MUST NOT appear more than once in the same start-tag or empty-element tag.

Online version: sc4.1.1_l1_006.

The document is not well-formed: the image has two alt attributes; the use may not get the correct alternative text.

XML 1.0, Third Edition: An attribute name MUST NOT appear more than once in the same start-tag or empty-element tag.