RE: Parametrized xsl:sort
> -----Original Message----- > From: owner-xsl-list@xxxxxxxxxxxxxxxxxxxxxx > [mailto:owner-xsl-list@xxxxxxxxxxxxxxxxxxxxxx]On Behalf Of Peter Davis > Sent: Friday, 30 August 2002 12:57 PM > To: xsl-list@xxxxxxxxxxxxxxxxxxxxxx > Subject: Re: Parametrized xsl:sort > > > On Thursday 29 August 2002 19:15, Neale Morison wrote: > > To be specific, I want the result of: > > <xsl:sort select="$sortkey" order="descending"/> > > Since a normal variable doesn't change, the sort will have no > effect (but I'm > sure you already figured this out). > > > with parameter sortkey: > > <xsl:with-param name="sortkey" select="@name"/> > > If you pass select="@name", it will evaluate "@name" in the > context of the > with-param, not in the sort. So you probably want to change this to: > > <xsl:with-param name="sortkey" select="'@name'"/> > > which will pass the string '@name' to be evaluated later. > > > to be equivalent to: > > <xsl:sort select="@name" order="descending"/> > > To evaluate the string, you need to use some kind of > extension function. Look > in the documentation of whatever processor you use; it will > probably look > like: > > <xsl:sort order="descending" select="xxx:evaluate($sortkey)"/> > > The 'xxx' will be associated with an extension namespace > specific to your > processor. The evaluate() function will take the string $sortkey and > evaluate it as an XPath expression. > > -- > Peter Davis > > XSL-List info and archive: http://www.mulberrytech.com/xsl/xsl-list Thanks. I thought I might be able to do it without an eval, but the eval method does work. Regards, Neale XSL-List info and archive: http://www.mulberrytech.com/xsl/xsl-list
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