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Union of two node-sets not producing desired result (R

Subject: Union of two node-sets not producing desired result (Resent due to outage)
From: "Joel Beach" <joelbeach@xxxxxxxxxxxxxxxx>
Date: Mon, 17 Sep 2001 23:09:31 +1000
producing a desired result
----- Original Message -----
From: "Joel Beach" <joelbeach@xxxxxxxxxxxxxxxx>
To: <xsl-list@xxxxxxxxxxxxxxxxxxxxxx>
Sent: Saturday, September 15, 2001 1:02 AM
Subject: Union of two node-sets not producing desired result (probable easy
question ;-))


> Can anyone elighten me as to why the union of two sets shown below (marked
> with ^^^^^) results in a node-set of only two elements?
>
> Both node sets are produced by the tokenize() extension function.......one
> is a fixed string for now 'Multiple'. The other is a node set generated
from
> a text node in an XML document....
> The node sets generated by tokenize() seem to be fine, as I can use
> xsl:for-each to loop through the node-set and print all the elements out.
It
> all looks good....The relevant fragment of the XML is shown below
>
> <Trial>
>     <TrialName>Do Multiple Trials work</TrialName>
> </Trial>
>
> And the template contained in the XSL stylesheet is shown
below.....clearly
> the Union of
> { 'Do', 'Multiple', 'Trials', 'Work' } and { 'Multiple' } should be give a
> count of 4, yet I get a count of 2, and the elements contained in the
union
> are 'Do' and 'Multiple'. I feel stupid, but I can't find the problem in my
> code, given that I'm pretty much a complete beginner at XSL. On another
> note, what's the best way to case-insensitive unions? Convert strings to
> upper case first? Is the best way to do this to use translate and use
> variables which include all the characters in the alphabet?
>
> Thank,
>
> Joel
>
> <xsl:template match="Trial">
>     <xsl:variable name="trialNameWords"
> elect="xalan:tokenize( TrialName[text()], '- ' )"/>
>     <xsl:variable name="trialSearchWords"
> elect="xalan:tokenize( 'Multiple', '- ' )"/>
>
> <xsl:if test="$trialSearchWords = $trialNameWords">
>     <xsl:text>We have a Match!!!!!</xsl:text>
> </xsl:if>
> <br/>
>
> <xsl:value-of select="count( $trialSearchWords | $trialNameWords )"/>
> ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
>
> </xsl:template>
>


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