Re: [xslt] problem with key and position() function

[Stéphane Mottelet <stephane mottelet utc fr>]

Please forgive my ignorance, I realized that the result of the function
key(), even if it is a single node,  has no context nodeset. Hence the
position() function cannot return anything. But the error message
is not explicit at all...

S.


Stéphane Mottelet a écrit :
> Hi folks, I am encoutering a problem when using the
> function position() with the result of a key().
>
> Here is the xml file to process :
>
> <?xml version="1.0" encoding="ISO-8859-1"?>
> <doc>
>     <a id="first"/>
>     <a id="second"/>
> </doc>
>
> Here is the stylesheet :
>
> <?xml version="1.0" encoding="ISO-8859-1"?>
> <xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"; 
> version="1.0">
>      <xsl:output method="xml" indent="yes" encoding="ISO-8859-1"/>
>     <xsl:key name="match_a" match="a" use="@id"/>
>     
>     <xsl:template match="/">
>           <xsl:apply-templates/>
>     </xsl:template>
>
>     <xsl:template match="doc">
>         <result>
>             <xsl:value-of select="position(key('match_a','second'))"/>
>         </result>
>     </xsl:template>
> </xsl:stylesheet>
>
> Here is what i got when launching the transformation :
>
> portmottelet-hz-1:~$ xsltproc test.xsl test.xml
> XPath error : Invalid number of arguments
> runtime error: file test.xsl line 16 element value-of
> xsltValueOf: text copy failed
> no result for test.xml
>
> Is it  a bug, or am I missing something. I would expect to get the result :
>
> <result>2</result>
>
> Thanks for help
>
> Using libxml 20616, libxslt 10111 and libexslt 809
> xsltproc was compiled against libxml 20616, libxslt 10111 and libexslt 809
> libxslt 10111 was compiled against libxml 20616
> libexslt 809 was compiled against libxml 20616
>
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