- From: Doug Schepers <schepers@w3.org>
- Date: Wed, 24 Sep 2008 06:23:13 -0400
- To: "Dr. Olaf Hoffmann" <Dr.O.Hoffmann@gmx.de>
- CC: www-svg@w3.org
Hi, Dr. Olaf- Dr. Olaf Hoffmann wrote (on 9/23/08 9:44 AM): > Doug Schepers: >> >> As with 'typeof' and the rest of these metadata attributes, 'datatype' >> is not intended >> to affect rendering or execution of the element. It is left >> intentionally loose to allow other formats (RDFa, Microformats) to >> define what the relationship is, but I agree this could use some >> clarification about use. We will discuss how we can tighten this up >> with that other group, to be as clear as possible without being too >> restrictive. >> > > Maybe some (informative) references may help authors too to > find a way to use it. > Because if it not understandable, how this is defined and authors > have to use a search engine to get some results, what the purpose > of those attributes might be, if there is not more than a 'secret' existence > in the document or the DOM, there is a pretty good chance, that > almost noone understands the purpose and usage ;o) > Obviously this might not be an easy task to reference something > reliable, if some formats have no normative recommendation, but then > it might alreay help to have one or too examples of such constructions, > already having any effect on any viewer. Excellent suggestion. I've incorporated some of this thread in the current draft. [1] Please take a look and let me know if this clarifies matters. Any further suggestions that might help would also be most welcome. > If in this case the other format is intended to specify the '(an)other > attribute', isn't it necessary, that authors have to provide a namespace > or something to indicate, which format specifies this, if there is more than > one? Else the result will always be somehow plurivalent and arbitrary > and therefore typically not understandable for anyone else but the > author and therefore most authors might think, it is not worth the trouble > to use it at all... With the informative reference, do you still think there's a problem? Please see also the wording on "metadata attributes" for more details. [2] [1] http://dev.w3.org/SVG/profiles/1.2T/publish/struct.html#Core.attrib [2] http://dev.w3.org/SVG/profiles/1.2T/publish/metadata.html#MetadataAttributes Regards- -Doug Schepers W3C Team Contact, SVG and WebApps WGs
Received on Wednesday, 24 September 2008 10:23:47 UTC