RE: problem using dyn:evaluate with MSXML

> What is the recommended way to define a string-valued 
> variable computed
> by a conditional instruction?  Here's an example from a stylesheet I'm
> working on:
> 
>   <xsl:variable name="source">
>     <xsl:choose>
>       <xsl:when test="$kind >= 0 and $kind &lt; 5000">
>         <xsl:value-of select="format-number('01','00')"/>
>       </xsl:when>
>       <xsl:when test="$kind >= 5000 and $kind &lt; 6000">
>         <xsl:value-of select="format-number('20','00')"/>
>       </xsl:when>
>       <xsl:when test="$kind >= 6000">
>         <xsl:value-of select="format-number('30','00')"/>
>       </xsl:when>
>       <xsl:when test="$kind = 'NATO'">
>         <xsl:value-of select="format-number('40','00')"/>
>       </xsl:when>
>       <xsl:otherwise>
>         <xsl:value-of select="format-number('05','00')"/>
>       </xsl:otherwise>
>     </xsl:choose>
>   </xsl:variable>

In XSLT 2.0,

<xsl:variable name="x" as="xs:string" 
        select="if (X) then 'b' else 'c'"/>

In XSLT 1.0,

<xsl:variable name="temp">
  <xsl:choose>
    ....
</xsl:variable>

<xsl:variable name="x" select="string($x)"/>
> 
> Also, what is the recommended way to define an empty string-valued
> variable?
> 
>   <xsl:variable name="foo"/>
>   <xsl:variable name="foo" select="''"/>


Those are both fine.

Michael Kay
http://www.saxonica.com/