[Bug 13007] should (resolved) itemid be unique within a document?

http://www.w3.org/Bugs/Public/show_bug.cgi?id=13007

--- Comment #14 from Philip Jägenstedt <philipj@opera.com> 2011-06-22 08:17:33 UTC ---
(In reply to comment #6)
> (In reply to comment #4)
> > Offtopic: It might be worth asking on the schema.org mailing list if itemid
> > actually means anything when used with their vocabulary.
> 
> The issue has more to do with expected behavior than schema.org. I just used
> them as an example.
> 
> When you use the same @itemid on the page, is the expected behavior that:
> 
> 1) All properties for the same @itemid are merged with two separate items on
> the page.
> 2) All properties and types for the same @itemid are merged.
> 3) What happens when somebody does a getItems() and uses one of the itemtypes -
> are all properties returned?
> 
> I'll delve down deeper into the spec later on tonight, but this was surprising
> to me. With RDFa and RDF in general, all things w/ the same "@itemid" would be
> merged into a single object with multiple types when retrieved via the RDFa
> API.

Manu, can you file a separate bug for this?

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Received on Wednesday, 22 June 2011 08:17:35 UTC