Re: [xsl] Outputting White Space Only Nodes from Variables

Subject: Re: [xsl] Outputting White Space Only Nodes from Variables
From: "Wendell Piez wapiez@xxxxxxxxxxxxxxx" <xsl-list-service@xxxxxxxxxxxxxxxxxxxxxx>
Date: Mon, 22 Feb 2021 12:40:29 -0000
Hi,

You could also have:

 <xsl:variable name="generatedTextAfter" as="xs:string?"><xsl:text>
</xsl:text></xsl:variable>

The deal is that directly inside that xsl:variable, a whitespace-only text
node in the XSLT is considered to be 'cosmetic' and dropped. So there is no
space to be placed into the result.

Adding xsl:text forces the text node, which is then cast to a string
following the @ as .

(What are those robots doing to my notation?)

Cheers, Wendell


On Mon, Feb 22, 2021 at 12:07 AM Liam R. E. Quin liam@xxxxxxxxxxxxxxxx <
xsl-list-service@xxxxxxxxxxxxxxxxxxxxxx> wrote:

> On Mon, 2021-02-22 at 02:14 +0000, Don Smith
> dsmith_lockesmith@xxxxxxxxx wrote:
> >
> > 1. Use different instructions for the output of the variable: value-
> > of, copy-of, and sequence2. Created the variables as both strings and
> > elements and even RTFs3. Tried a character map4. Tried an alternative
> > approach like using strings "#SPACE, #TAB, #NL, etc. I know that
> > would work but seems like it should be unnecessary?
> > In every case the white space only variable content gets stripped
> > out. How can such content be output?
>
> I tried,
> <xsl:variable name="generatedTextAfter" as="xs:string?" select=" ' '
> "/>
> and got output.
>
>
> The relevant text in the spec is this:
> https://www.w3.org/TR/xslt-30/#stylesheet-stripping
>
> Liam
>
> --
> Liam Quin, https://www.delightfulcomputing.com/
> Available for XML/Document/Information Architecture/XSLT/
> XSL/XQuery/Web/Text Processing/A11Y training, work & consulting.
> Barefoot Web-slave, antique illustrations:  http://www.fromoldbooks.org
> 
>
>

-- 
...Wendell Piez... ...wendell -at- nist -dot- gov...
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