RE: [xsl] How to prevent copying non-existing elements?

[Wendell Piez <wapiez@xxxxxxxxxxxxxxxx>]

Hi,

At 09:03 AM 8/4/2009, Mike wrote:
> > In pseudo code I need something like
> >
> > <xsl:template match="/">
> >    ....
> >   "if /moxx:aaa/moxx:bbb exists" then (
> >   <moxx:someelement>
> >       <xsl:value-of select="/moxx:aaa/moxx:bbb"/>
> >   </moxx:someelement>)
> >   ....
> >
> > How can I code this in XSLT ?
> >
>
>    <xsl:if test="/moxx:aaa/moxx:bbb">
>      <moxx:someelement>
>        <xsl:value-of select="/moxx:aaa/moxx:bbb"/>
>      </moxx:someelement>
>    </xsl:if>

Or, somewhat more idiomatically,

<xsl:for-each select="/moxx:aaa/moxx:bbb">
  <moxx:someelement>
    <xsl:value-of select="."/>
  </moxx:someelement>
</xsl:if>

Note these also have slightly different behaviors if more than one 
/moxx:aaa/moxx:bbb exists.

Cheers,
Wendell



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Wendell Piez                            mailto:wapiez@xxxxxxxxxxxxxxxx
Mulberry Technologies, Inc.                http://www.mulberrytech.com
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Suite 207                                          Phone: 301/315-9631
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