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Re: meta refresh ( Pragma directives)

From: Anne van Kesteren <annevk@opera.com>
Date: Tue, 07 Aug 2007 16:27:21 +0200
To: "Ben Boyle" <benjamins.boyle@gmail.com>, "HTML WG" <public-html@w3.org>
Message-ID: <op.two03ve564w2qv@annevk-t60.oslo.opera.com>

On Tue, 07 Aug 2007 16:18:52 +0200, Ben Boyle <benjamins.boyle@gmail.com>  
> http://dev.w3.org/html5/spec/Overview.html#refresh
> WCAG is very clear that meta@refresh is bad practice. I believe we
> should deprecate this in HTML5 and provide advice that is aligned with
> the W3C accessibility initiative, namely:
>    1. Configure the server to use the appropriate HTTP status code
> (301). Using HTTP headers is preferable because it reduces Internet
> traffic and download times, it may be applied to non-HTML documents,
> and it may be used by agents who requested only a HEAD request (e.g.,
> link checkers). Also, status codes of the 30x type provide information
> such as "moved permanently" or "moved temporarily" that cannot be
> given with META refresh.
>    2. Replace the page that would be redirected with a static page
> containing a normal link to the new page.
> http://www.w3.org/TR/WCAG10-CORE-TECHS/#auto-page-refresh

This addresses redirects, not refreshes. The use cases for refreshes from  
the WHATWG list if I remember correctly are pages to be shown in a kiosk,  
stock pages that don't want to rely on JavaScript being enabled, etc.  
Can't seem to find the discussion in the archives though.

Anne van Kesteren
Received on Tuesday, 7 August 2007 14:27:48 UTC

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