Re: [xsl] XSLT 2.0 courses?

["Graydon graydon@xxxxxxxxx" <xsl-list-service@xxxxxxxxxxxxxxxxxxxxxx>]

On Mon, Sep 21, 2020 at 02:08:36PM -0000, Wendell Piez wapiez@xxxxxxxxxxxxxxx scripsit:
> Aside from the name question (I'd maybe like first-available()?) the
> question arises, what would be the difference between
> first-defined(($a,$b,$c)) and head(($a,$b,$c)) or ($a,$b,$c) => head() as
> the case may be?

That's a good point!  I had not thought of head() in this context.

My inclination is that while

head(('','thing','widget'))

and

('','thing','widget')[1]

both return '', first-available(('','thing','widget')) ought to return 'thing', but I also feel my toes starting to extend out over an abyss.

-- 
Graydon Saunders  | graydonish@xxxxxxxxx
^fs oferiode, pisses swa mfg.
-- Deor  ("That passed, so may this.")