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AW: xpath query in an attribute
- To: "'xsl-list at lists dot mulberrytech dot com'" <xsl-list at lists dot mulberrytech dot com>
- Subject: AW: [xsl] xpath query in an attribute
- From: "Mengel Andre (FV/SLM) *" <Andre dot Mengel at de dot bosch dot com>
- Date: Wed, 24 Oct 2001 16:56:23 +0200
- Reply-To: xsl-list at lists dot mulberrytech dot com
Dear Balazs
> -----Ursprüngliche Nachricht-----
> Von: Balazs Scheidler [mailto:bazsi@balabit.hu]
> Gesendet: Mittwoch, 24. Oktober 2001 16:32
> An: xsl-list@lists.mulberrytech.com
> Betreff: [xsl] xpath query in an attribute
>
>
> Hi,
>
> I'm new to XSL, and I'm not sure whether I did something
> wrong or xalan (the
> xslt engine I use is buggy).
>
> So I want to run an XPath query I extracted from an attribute
> in the XML
> document.
>
> Here's what I did:
>
> <xsl:variable name="query" select="@select"/>
> <xsl:value-of select="$query"/>
>
> The first statement extracts the select attribute from the
> current node, and
> the second _should_ run the query in $query, and return the
> accompanying
> node-set. The problem is that it doesn't, it displays the
> value of the query
> itself.
>
> My question is: how to execute string variables as XPath
> queries? Any help
> welcome.
In order to achieve this, you have to use an extension function.
For example in xalan it would be
evaluate(string)
which constructs an XPath.
>
> --
> Bazsi
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