Subject: RE: [xsl] Key lookup without context. From: "Michael Kay" <mike@xxxxxxxxxxxx> Date: Fri, 19 Dec 2008 13:36:41 -0000 |
Define a global variable <xsl:variable name="root" select="/"/> and use $root as the third argument of key(). Michael Kay http://www.saxonica.com/ > -----Original Message----- > From: peter verhaar [mailto:peter.verhaar1@xxxxxxxxx] > Sent: 19 December 2008 13:21 > To: xsl-list@xxxxxxxxxxxxxxxxxxxxxx > Subject: [xsl] Key lookup without context. > > Hello, > > I have a 'context-free' function which does a key() lookup. > However, saxon is complaining: > > SXWN9009: Cannot select a node here: the context item is undefined > > Question: How can I say: "Start a key lookup from the root of > the file"? > > I tried select="\\key('myKey'...." but this didn't work. > > So I have: > > <xsl:key name="myKey" match="books/book/...." use="..."/> > > <xsl:function name="...." as="xs:double"> <xsl:param name="input"/> > <xsl:for-each select="key('myKey',$input)"> > processing goes here > </xsl:for-each> > </xsl:function>
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