Re: [xml] Is a document a node? Is there a "virtual root node"?

[cazic gmx net]

Hi,

> Von: Theodore H.Smith <delete elfdata com>
> Datum: Wed, 28 Dec 2005 21:53:24 +0000
>
>
> On 28 Dec 2005, at 21:18, Daniel Veillard wrote:
>
> > On Wed, Dec 28, 2005 at 12:01:53PM +0000, Theodore H.Smith wrote:
> > > <?xml version="1.0"?>
> > > <!-- hi -->
> > > <root>another little bit of data</root>
> > >
> > >
> > > Now, this leads me to wonder, whats the best way to copy these
> > > comments. If the document is also a node, or there is some node that
> >
> >   the document is a node with 2 child in that case, the comment and
> > the root node.
>
> Thanks. What happens to the <?xml?> PI, though?
>
> A PI can exist anywhere in an XML document, not just at the start,  
> and a PI can contain most character sequences. So, I assume that all  
> nodes must be able to contain PI nodes (just like they can contain  
> normal element nodes.).
>
> If all nodes can contain PI nodes, then why does the document node  
> not contain the PI node just like normal?

A "<?xml version="1.0"?>" at the beginning of a document is not considered
to be a PI in XML; although it looks like a PI, it's an "XML declaration".

Have a look at a related thread:
http://lists.xml.org/archives/xml-dev/199911/msg00430.html

Regards,

Kasimier