RE: [xsl] select="if (subelement) then subelement else 'string'"

Subject: RE: [xsl] select="if (subelement) then subelement else 'string'"
From: "Pawson, David" <David.Pawson@xxxxxxxxxxx>
Date: Thu, 3 Feb 2005 10:27:21 -0000
    -----Original Message-----
    From: Michael Kay 
    I often write select="(pages, 0)[1]"

Clarification please,
generate a sequence which has either one or two items;
then take the first?
Sequence is either
  [123, 0]

which gives what the OP wanted?
Is that right (DC terminological corrections notwithstanding).

TIA, DaveP.

    > Is there a simpler or more efficient way to provide '0' 
    when the pages 
    > subelement isn't present (or 0, since the template outputs it via 
    > xsl:value-of)?


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