Re: Use of ALT=" " (containing a space) contradicts F30

On Mon, Nov 19, 2012 at 2:33 AM, <noreply@w3.org> wrote:

> Name: Mark Rogers
> Email: mark.rogers@powermapper.com
> Affiliation: Powermapper Software Limited
> Document: TD
> Item Number: H67
> Part of Item: Applicability
> Comment Type: general comment
> Summary of Issue: Use of ALT=" " (containing a space) contradicts F30
> Comment (Including rationale for any proposed change):
> H67 says
> Note: Although alt=" " is also valid, alt="" is recommended
>
> F30 says
> Examples of text that are not text alternatives include: placeholder text
> such as " "
>
> These statements contradict each other.
>
> Proposed Change:
> In recent versions of JAWS and NVDA empty ALT="" works as expected (image
> is ignored) but ALT=" " (single space ALT) causes the URL of the image to
> be read out.
>
> Remove note in H67 saying ALT=" " is also valid, since it appears to cause
> active harm.
>
>
>
> ================================
Response from the Working Group
================================
Thank you. We have removed the note from H67.


Loretta Guarino Reid, WCAG WG Co-Chair
Gregg Vanderheiden, WCAG WG Co-Chair
Michael Cooper, WCAG WG Staff Contact


On behalf of the WCAG Working Group