Re: [xsl] double document merge using keys

[Martin Honnen <Martin.Honnen@xxxxxx>]

Terry Ofner wrote:

> I have a set of standards that need to be aligned with each lesson. The standards are coded to the page, not the lesson. Here is a snippet of the current xml of standardDoc.xml:
>
> <standards>
>    <stand startNum="5" endNum="5">19.A.4</stand>
>    <stand startNum="11" endNum="11">14.D.2</stand>
>    <stand startNum="11" endNum="11">14.D.3</stand>
>    <stand startNum="13" endNum="14">14.A.2</stand>
>    <stand startNum="15" endNum="15">14.A.1</stand>
>    <stand startNum="16" endNum="16">14.A.1</stand>
> ....
> </standards>
>
> The following stylesheet works as far as it goes. It only captures the standards that match the start page of the lesson. What I need is way to address standards with startNum >= $localStart and <= $localEnd. Is there a way to do this using keys?

> <xsl:template match="Chapterlesson">
>         <xsl:copy>
>             <xsl:copy-of select="@*"/>
>             <xsl:apply-templates/>
>             <xsl:variable name="localStart" select="startNum"/>
>             <xsl:variable name="localEnd" select="endNum"/>
>             <xsl:for-each select="$stand2page">
>                 <stand><xsl:copy-of select="key('standPage', $localStart)"/></stand>
>             </xsl:for-each>

I am not sure the a key helps with a less than/greater than condition 
but you could certainly use e.g.
              <xsl:copy-of 
select="$stand2page/standards/stand[@startNum >= $localStart and @endNum 
&lt;= $localEnd]"/>
to simply formulate the condition with XPath.



--

	Martin Honnen
	http://msmvps.com/blogs/martin_honnen/