Re: [xsl] Re: Benefits of xsl.sequence

Subject: Re: [xsl] Re: Benefits of xsl.sequence
From: "Jesper Tverskov" <jesper@xxxxxxxxxxx>
Date: Tue, 30 Sep 2008 09:25:13 +0200
> Whenever you think of xsl:function (or xsl:sequence) as source of
> intermediate result,
> that you won't output in the tree immediately, you notice that xsl:sequence
> is more efficient:
> <xsl:function name="t:add" as="xs:integer">
>  <xsl:param name="first" as="xs:integer"/>
>  <xsl:param name="second" as="xs:integer"/>
>  <xsl:sequence select="$first + $second"/>
> </xsl:function/>

Why is  <xsl:sequence select="$first + $second"/> more efficient than
<xsl:value-of select="$first + $second"/>?

I can understand that math on atomic values ought to be more efficient
than math on text nodes, but is the benefits something we can measure
in any meaningful sense?

Best regards,
Jesper Tverskov

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