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On 7/24/06, David Lyon <david.lyon@preisshare.net> wrote:
> On Mon, 2006-07-24 at 21:15 +1000, Rick Jelliffe wrote:
> > There is nothing stopping you doing this in real XML, just moving the
> > type tag inside the attribute value. For example (off the top of my
> > head, details may be wrong):
> >
> > <Item Information PLU="A256" Name="Kitchen Veneer" Rate="$420"/>
> >
> > Then you can validate with Schematron, for example
> > <sch:pattern name="typedAttribute" abstract="true">
> > ...
> > <sch:rule context="starts-with($node, '$')">
> > <sch:assert test="number(string-after($node, $))"
> > >A currency attribute should have a number</sch:assert>
> > </sch:rule>
> > ...
> > </sch:pattern>
> >
> > <sch:pattern is-a="typedAttribute">
> > <sch:param name="node" value="Item/@*"/>
> > <sch:pattern>
> >
> > Cheers
> > Rick Jelliffe
>
> Ok, say I did that.. what do I now get?
Among other things:
1) the ability to use standardized parsers without having to write and
maintain your own;
2) the ability to use an ISO standard for data validation without
having to write and maintain your own;
3) compatibility with external systems with no extra transformation
requirements (reduced processing overhead).
--
Peter Hunsberger
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