Re: xpath - check for no content

yes, and it works ( normalize space! )

thanks

sascha


----- Original Message -----
From: "Joerg Heinicke" <joerg.heinicke@xxxxxx>
To: <xsl-list@xxxxxxxxxxxxxxxxxxxxxx>
Sent: Tuesday, July 30, 2002 2:01 PM
Subject: Re:  xpath - check for no content


> As far as I understand your problem, the normalize-space() test provided
by
> Ken is your solution. You want to test whether there is *no text* in your
> element, where *no text* means for you *no non-whitespace text*. The
simple
> test on text() fails, because there are whitespaces. Trim them by
> normalize-space() and you'll see whether there is *non-whitespace text*
> contained or not. There will be no difference to handle the break.
>
> Regards,
>
> Joerg
>
> sascha wrote:
> > I have to transform this into xsl:fo !
> > so, i do really NEED the additional break here!
> > background is- i am tranforming a Lotus Notes XML Export into a PDF
> > Dokument.
> > Some linbreaks and Paragraphs don't "get through" my templates at the
> > moment.
> > I am trying to figure out what's wrong or try to find a workaround, so
that
> > the output looks like the Notes document.
> >
> > I will try to see if your hints get me any further.
> > Thanks,
> > Sascha
> >
> >
> >
> > ----- Original Message -----
> > From: "G. Ken Holman" <gkholman@xxxxxxxxxxxxxxxxxxxx>
> > To: <xsl-list@xxxxxxxxxxxxxxxxxxxxxx>
> > Sent: Monday, July 29, 2002 5:57 PM
> > Subject: Re:  xpath - check for no content
> >
> >
> >
> >>At 2002-07-29 17:43 +0200, sascha wrote:
> >>
> >>>simple question i guess:
> >>>How do i check if the <run> element or one of it's childsren does not
> >>
> > have
> >
> >>>any content?
> >>>Meaning that there is no output text or so inbetween.
> >>
> >>In your example below, you do have text in between ... you have text
nodes
> >>comprised only of white-space characters.
> >>
> >>
> >>>example:
> >>><run>
> >>><font size="17pt" style="bold" name="Arial" color="red"/>
> >>><break/>
> >>></run>
> >>>
> >>>I tried...
> >>
> >>If the white-space *is* significant, just check the value of the current
> >
> > node:
> >
> >>   <xsl:if test=". = ''">
> >>
> >>If the white-space *isn't* significant, trim leading and trailing just
in
> >>case the input was "lazily" empty:
> >>
> >>   <xsl:if test="normalize-space(.)=''">
> >>
> >>Note this is a common problem where users *think* an element is empty,
but
> >>they've inserted a new-line to make the indentation look nice, not
> >>realizing they no longer have an empty element.
> >>
> >>I hope this helps.
> >>
> >>.................. Ken
>
> --
>
> System Development
> VIRBUS AG
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> joerg.heinicke@xxxxxxxxx
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>
>
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