RE: Whats Wrong with: <xsl:value-of select="//exec[@s
Andrew, Thanks. I didn't know there was such a great difference between these methods. I wonder how someone might do this if they were using only single quotes for their xsl attributes? Example: <xsl:variable name='x' select='@my_attribute'/> Mike Ferrando Library Technician Music Division Library of Congress Washington, DC 202-707-4454 --- Andrew Welch <ajwelch@xxxxxxxxxxxxxxx> wrote: > > > > Friends, > > To expand on David's post, I find it easier and less liable > > to error to express the variable this way when I want a > > string: XLST 1.0 > > <xsl:variable name="temp_id">SORTOUT</xsl:variable> > > The problem here is that you are creating a temporary tree, which > has a > root and a single text node child. Doing a value-of on the tree > will > return the string 'SORTOUT', as it returns all the text-nodes for > the > tree concatenated together, however, there is comparitively massive > cost > in constructing the tree and the holding it in memory. > > Using <xsl:variable name="temp_id" select="'SORTOUT'"/> simply > binds the > string to the variable, and incurs no tree creation costs or the > extra > memory use. > > So, although they appear very similar as using value-of on either > technique produces the same result, they are actually quite > different. > > The rule of thumb is - if it's possible to do all the work in the > select > attribute do it there. > > cheers > andrew > > __________________________________ Do you Yahoo!? Check out the new Yahoo! Front Page. www.yahoo.com
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