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RE: Empty nodes - more informative
- To: <xsl-list at lists dot mulberrytech dot com>
- Subject: RE: [xsl] Empty nodes - more informative
- From: "Michael Kay" <mhkay at iclway dot co dot uk>
- Date: Wed, 4 Jul 2001 14:00:52 +0100
- Reply-To: xsl-list at lists dot mulberrytech dot com
> <xsl:template match="*">
> <xsl:choose>
> <xsl:when test="not(string(.))"/>
> <xsl:otherwise>
> <xsl:copy-of select="."/>
> </xsl:otherwise>
> </xsl:choose>
> </xsl:template>
>
> </xsl:transform>
>
> but <b code="123/> and <c/> are still in the output.
>
That's because <xsl:copy-of> does a deep copy: if the outermost element has
a non-empty string value, this will copy the whole tree. If you want to test
nodes at every level, you need to do a shallow copy and use
xsl:apply-templates to walk the tree.
Mike Kay
Software AG
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