Re: [xsl] XSLT 2.0 courses?

["Dimitre Novatchev dnovatchev@xxxxxxxxx" <xsl-list-service@xxxxxxxxxxxxxxxxxxxxxx>]

>   filter($sequence,$function) => head()

This seems nice, however it will probably filter the whole sequence and
only then take the head() of the resulting sequence.

Is there any guarantee that the evaluation of filter() will stop as soon as
an initial item is produced?

Dimitre

On Mon, Sep 21, 2020 at 8:24 AM Graydon graydon@xxxxxxxxx <
xsl-list-service@xxxxxxxxxxxxxxxxxxxxxx> wrote:

> On Mon, Sep 21, 2020 at 10:30:56AM -0400, Graydon Saunders scripsit:
> > but I also feel my toes starting to extend out over an abyss.
>
> Thinking about this a little more,
>
> what I mostly want is first-available($sequence,$function)
>
> and you get back the first member of $sequence where $function is true.
>
> Which is equivalent to
>
> filter($sequence,$function) => head()
>
> So I need to stop using ($a,$b,$c,$default)[1] so much and start using
> filter().
>
> --
> Graydon Saunders  | graydonish@xxxxxxxxx
> CC&s oferC)ode, C0isses swC! mC&g.
> -- Deor  ("That passed, so may this.")
>
>


--
Cheers,
Dimitre Novatchev
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