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Re: [xsl] A variable in the test attribute of ?
Subject: Re: [xsl] A variable in the test attribute of <xsl:if> ? From: David Carlisle <davidc@xxxxxxxxx> Date: Fri, 26 Oct 2007 10:16:48 +0100 |
> If I could create a "must-match-this-if-clause.xsl" and feed it the > above string, it would be more efficient. > > Any other ways to approach this problem? one way is to generate the run time stylesheets from your dat so if you have <xsl:element name="xsl:if"> <xsl:attribute name="test" select="$param"/> ... then passing the global parameter "param" into this stylesheet will generate an instance of a stylesheet to use at run time, eg <xsl:if test="X = 'foo' and Y = 'bar'">.... another way is to use the in built macro pre-processor built into XML, using teh entity expansion mechanism and have <xsl:if test="&mytest-1"/> and start the stylesheet <!DOCUMENT xsl:styesheet SYSTEM "mydefs.ent"> <xsl:stylesheet>... where mydefs.ent has (in this instance) <!ENTITY mytest1 "(X='foo' and Y='bar') or (Z='baz' and (A!='bof' or B='bop'))) or (starts-with(C,'quux'))"> But I'm not sure why you can't just use a function <xsl:if test="my:testfunc(.)" with my:test-func being defined each time as appropriate, eg <xsl:function name="my:testfunc" as="xs:boolean"> <xsl:param name="here"/> <xsl:sequence"$here/(((X='foo' and Y='bar') or (Z='baz' and (A!='bof' or B='bop'))) or (starts-with(C,'quux')))"/> </xsl:function> David ________________________________________________________________________ The Numerical Algorithms Group Ltd is a company registered in England and Wales with company number 1249803. The registered office is: Wilkinson House, Jordan Hill Road, Oxford OX2 8DR, United Kingdom. This e-mail has been scanned for all viruses by Star. The service is powered by MessageLabs. ________________________________________________________________________
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