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On Thu, Sep 26, 2002 at 12:38:08PM -0400, Jonathan Robie wrote:
>
> >It looked highly procedural to me, given those conditional blocks and
> >assignments. Is there a Prolog or XSLT flavoured variant? That would be
> >declarative.
>
> Hmm.... so this is procedural:
>
> for $b in document("bib.xml")//book
> return
> <publication>
> {
> $b/title,
> $b/author
> }
> <publication>
>
> And this is declarative:
>
> <xsl:template match="//book">
> <publication>
> <xsl:copy-of select="title"/>
> <xsl:copy-of select="author"/>
> </publication>
> </xsl:template>
>
> I don't see why one of these is any more declarative than the other.
How about: because in most languages 'for' and 'return' are imperative
statements, used to specify a sequence of execution? Seems pretty
obvious to me, but perhaps there's an eye-of-the beholder aspect to
this.
--
Matt Gushee
Englewood, Colorado, USA
mgushee@havenrock.com
http://www.havenrock.com/
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