Re: Scope of xml source, includes, and inline xml

4 was a mistake (follows 3 I guess).
I would have caught the boolean mistake... thanks for catching that
for the sake of the post!

>   <!-- AT THIS POINT..
>         HOW DO WE REFER BACK TO MAIN XML SOURCE??? -->

Ok, 2 responses now say to create a variable of the root source.  I
was going to ask if this was possibly inefficient or if this is not a
preferred workaround but sounds like it is fairly standard practice. 
Would that be a correct assumption?




On Thu, 31 Mar 2005 21:53:13 +0100, Michael Kay <mike@xxxxxxxxxxxx> wrote:
> > The following xml document is our main document, which I still don't
> > have the terminology for.  It might look like:
> >
> > <data>
> >   <foo>1</foo>
> >   <foo>3</foo>
> >   <foo>5</foo>
> >   <foo>2</foo>
> >   <foo>99</foo>
> > </data>
> >
> > Lets say our XSLT creates a global variable "foo_test" and it imports
> > an external data source which looks like:
> >
> > <foo_test>
> >   <foo>3</foo>
> >   <foo>99</foo>
> > </test_foo>
> >
> > Will the following expression work:
> > <xsl:apply-templates select="data/foo = $foo_test//foo"/>
> 
> The expression (data/foo = $foo_test//foo) returns the boolean value true,
> indicating that a match exists. xsl:apply-templates can only be applied to
> nodes, not to booleans.
> 
> If you want to apply templates to all nodes in <data> that have a
> counterpart in <foo_test>, you can use:
> 
> <xsl:apply-templates select="data/foo[. = $foo_test/foo_test/foo]"/>
> >
> > Resulting in a match on:
> > foo = 3; and foo = 4
> 
> Where did you get foo = 4 from?
> >
> >
> > Now, let do the reverse of this and match on all $foot_test foo
> > elements so we have:
> > <xsl:apply-templates select="$foo_test//foo"  mode="my_external_foo"/>
> >
> > And we have the template:
> > <xsl:template match="foo" mode="my_external_foo">
> >   <!-- AT THIS POINT..
> >         HOW DO WE REFER BACK TO MAIN XML SOURCE??? -->
> 
> Assign a global variable to the "main XML source" using
> <xsl:variable name="root" select="/"/>
> 
> 
> Michael Kay
> http://www.saxonica.com/