Subject: Re: Computing string-value of nodesets From: "Taras Tielkes" <t.r.tiekes@xxxxxxxxxxxx> Date: Thu, 9 Nov 2000 14:10:52 +0100 |
Thanks David, I expected that I could do things in such a fashion with XSLT, but I was looking for an XPath-only solution (which propably doesn't exist...) Regards, Taras > > > The problem is that string([nodeset]) will return the string value of the > > but > <xsl:variable name="x"><xsl:copy-of select="[nodeset]"/></xsl:variable> > > <xsl:value-of select="string-length(string($x))"/> > > probably does what you want. > > > So is there some way to construct a equivalent of sum(), but one that works > > on string values of a nodeset? > > simple cases you can get by as above, but usually you have to use a > node-set extension function for this sort of thing (until xslt 1.1) > > for instance if you wanted to apply normalize-space to each of your > nodes in the node set before computing your average, you'd do something > like > > <xsl:variable name="x"> > <xsl:for-each select="[nodeset]" > > <x><xsl:value-of select="string-length(normalize-space(.))"/> > </xsl:for-each> > </xsl:variable> > > <xsl:value-of select="sum(xt:node-set($x)/x)"/> > > David XSL-List info and archive: http://www.mulberrytech.com/xsl/xsl-list
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