Re: [docbook-apps] What is Xml ?

[Torsten Stolpmann <stolpmann@verit.de>]

Hi Richard,

the authorative source would be 
http://www.w3.org/TR/2008/REC-xml-20081126/ (XML-1.0).

Hope this helps,

Torsten

On 30.07.2012 14:51, Kerry, Richard wrote:
> Stefan,
>
> Thanks for that, but I know most of it already.
>
> The issue is that if I'm to get the supplier to change their software or docs I'll need to be able refer to an authoritative source.
>
>
> Appreciatlvely,
> Richard.
>
>
>
> > -----Original Message-----
> > From: Stefan Hinz [mailto:stefan.hinz@oracle.com]
> > Sent: 30 July 2012 13:45
> > To: docbook-apps@lists.oasis-open.org
> > Subject: Re: [docbook-apps] What is Xml ?
> >
> >
> > Hi Richard,
> >
> >   >  Please can someone direct me to an authoritative
> > explanation of what
> > > constitutes a valid XML file ?
> >
> > Let me try with expert knowledge freshly gained from Wikipedia
> > (http://en.wikipedia.org/wiki/XML#Well-formedness_and_error-handling).
> >
> > For your below document, this means:
> >
> > * The<?xml?>  prolog is optional.
> > * There's no single "root" element that contains all the
> > other elements.
> > Therefore, the XML isn't well-formed, and thus not valid.
> >
> > HTH.
> >
> > Cheers,
> >
> > Stefan
> >
> > > I've been provided with some "XML" files which are a bit like this :
> > > <?xml?>
> > > <category id="information">
> > >    <section id="general">
> > >     <element id="fileinfo" />
> > >    </section>
> > > </category>
> > > <category id="device">
> > >    <section id="Status">
> > >     <element id="1" />
> > >     <element id="2" />
> > >    </section>
> > > </category>
> > > They are described as "XML", together with a note that "...
> > file can be
> > > created using any XML editor providing the format and tags
> > required are
> > > used", though I get various errors from emacs+nxml-mode,
> > XmlMind and Serna.
> > > I think that they are not well-formed, on account of having
> > two "root
> > > nodes".
> > > I'm also a bit surprised by the lack of the usual version,
> > encoding and
> > > standalone attributes in the xml PI, though I suspect they
> > are actually
> > > optional.
> > > And I've just found that it starts with (hex) ef bb bf,
> > before the "<?"
> > > - is that a byte-order mark ?  Or just another non-standardness ?
> > > I will need to pass this back to the originators so that
> > they can either :
> > > 1.  Change their software to produce/use real XML.
> > > or:
> > > 2.  Change their documentation to refer to "XML-like" or similar.
> > > In the meantime I'll need to do some sort of processing to
> > get it into a
> > > form that I can process.
> > > Appreciatively,
> > > Richard.
> > > Blue line
> > >
> > > *Richard Kerry*
> > >
> > > BNCS Engineer
> > >
> > > T: +44 (0)20 82259063
> > >
> > > M: +44 (0)7812 325518
> > >
> > > Room EBX 301, BBC Television Centre, Wood Lane, London, W12 7RJ
> > >
> > > richard.kerry@atos.net<mailto:richard.kerry@atos.net>
> > >
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> > >
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> >
> > --
> > Cheers,
> >
> > Stefan Hinz<stefan.hinz@oracle.com>, MySQL Documentation Manager
> >
> > Phone: +49-30-82702940, Fax: +49-30-82702941, http://dev.mysql.com/doc
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Torsten Stolpmann
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