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Re: Only copy nodes that have text at some point in the tree
- To: xsl-list at lists dot mulberrytech dot com
- Subject: Re: [xsl] Only copy nodes that have text at some point in the tree
- From: Wendell Piez <wapiez at mulberrytech dot com>
- Date: Fri, 28 Sep 2001 18:59:36 -0400
- References: <OFFAC83EA8.EE2C0A08-ON86256AD5.00782DF6@mmm.com>
- Reply-To: xsl-list at lists dot mulberrytech dot com
At 06:17 PM 9/28/01, Tom wrote:
>Doesn't xsl:value-of look for the first text content all the way down the
>whole branch? If so, you could test like this:
>
><xsl:variable name='is-there-any-text'>
> <xsl:value-of select='.'>
></xsl:variable>
>
><xsl:if test='$is-there-any-text !=""'>....</xsl:if>
Or:
<xsl:if test="string(.)">....</xsl:if>
:->
Unfortunately, unless Matt has stripped whitespace, there may be some
whitespace around to throw this off. So:
<xsl:if test="normalize-space(.)">....</xsl:if>
(But to avoid copying the empty nodes, Matt's going to have to traverse
step-by-step only copying the ones that have non-empty string values ... no
copy-of. Time for modes!)
Wendell
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Wendell Piez mailto:wapiez@mulberrytech.com
Mulberry Technologies, Inc. http://www.mulberrytech.com
17 West Jefferson Street Direct Phone: 301/315-9635
Suite 207 Phone: 301/315-9631
Rockville, MD 20850 Fax: 301/315-8285
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