Aha. Now THAT's the kind of strong warning I think the author desrves!
:-)

On 04/12/2007, Michael Kay <mike@xxxxxxxxxxxx> wrote:
>
> > But what about xslt-defined functions that have side effects?
> >
> > <xsl:function name="my:f">
> > <xsl:param name="x">
> > <xsl:result-document...
> >    <xsl;apply-templates ...
> >
>
> The spec disallows use of xsl:result-document while evaluating a function or
> a variable.
>
> Michael Kay
> http://www.saxonica.com/