Re: [xsl] Check for Element existence within a predicate

John Smith wrote:

> Is it possible to check whether a node exist from within a predicate.
> what I am trying to do is:
>
> <xsl:if test="count(parent::aaa/preceding-sibling::bbb/ppp[(_at_)id = $pId
> and not(exists(extraChildNode))]/zzz) &gt; count(yyy)">
>
> So I want to count the "zzz" child elements of "ppp" but only for the
> "ppp" element that does not have "extraChildNode" as a child.
As far as I can see that should work. Even doing
  not(extraChildNode)
should suffice and have the advantage of working with XSLT 1.0.

--

        Martin Honnen
        http://JavaScript.FAQTs.com/

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