Re: [xsl] Reference to variable cannot be resolved.

[S Woodside <sbwoodside@xxxxxxxxx>]

Is this ever done in good practise? Seems like a good candidate for a 
processor warning.

simon

On Thursday, February 13, 2003, at 07:40  PM, Mike Brown wrote:

> True, but in this case, x seems to be evaluated twice:
>
> <xsl:stylesheet version="1.0" 
> xmlns:xsl="http://www.w3.org/1999/XSL/Transform";>
>   <xsl:variable name="x" select="'hello'"/>
>   <xsl:template match="/">
>     <result>
>       <r><xsl:value-of select="$x"/></r> <!-- $x is 'hello' here -->
>       <xsl:variable name="x" select="'hi'"/>
>       <r><xsl:value-of select="$x"/></r> <!-- $x is 'hi' here -->
>       <xsl:call-template name="test"/>
>     </result>
>   </xsl:template>
>   <xsl:template name="test">
>     <r><xsl:value-of select="$x"/></r> <!-- $x is 'hello' here -->
>   </xsl:template>
> </xsl:stylesheet>
>
> Explaining to people why that's legal, after telling them they can only
> assign x once, is a nice challenge :)
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