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Re: XPath 2.0 -- StepExpr question

From: Jeff Kenton <jkenton@datapower.com>
Date: Mon, 23 Sep 2002 12:49:37 -0400 (EDT)
Message-ID: <3D8F4614.8040400@datapower.com>
To: "Kay, Michael" <Michael.Kay@softwareag.com>
CC: public-qt-comments@w3.org






Kay, Michael wrote:
>>The August WD has changed the description of StepExpr (Section
>>3.2.1) so that PrimaryExpr is now possible.  Does this mean 
>>that a PathExpr like:
>>
>>             A/B/3.14159
>>
>>is legal? 
> 
> 
> It's legal in the grammar, but it's a type error. Just like:
> 
>                A | B | 3.14159
> 
> which is grammatically legal, but a type error, in XPath 1.0.
> 

Michael,

Thanks for the quick reply.

Perhaps I chose a bad example.  I still don't see the use of allowing a 
PrimaryExpr as a StepExpr.  Since it was just added to the WD, I assume 
there was a good use for it.  Can you show an example?

Thanks.

-- 
--------------------------
Jeff Kenton
Datapower Technology, Inc.
Received on Tuesday, 24 September 2002 03:24:24 GMT

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