Lists Home |
Date Index |
On Fri, 12 Jul 2002, Glen Mazza wrote:
> I thought this type of XML document (with two types of
> "name"s) was acceptable:
> Creating a DTD for this appears to be failing on the
> "name" field.
> I define it once for people as:
> <!ELEMENT name (firstname, lastname)>
> and later for pets as
> <!ELEMENT name (#PCDATA)>
> But evidently I can only define "name" once, even
> though "name" is in different contexts ("person",
> "pet"). Can I scope "names" within the DTD, sort of
> like this following: (if so, what's the syntax?)
> <!ELEMENT person.name ....
> <!ELEMENT pet.name ....
You can't redefine an element in a DTD (i.e., make it context dependent).
However, it is easily possible in Relax NG:
I suspect it's possible with XML Schema as well.
J. David Eisenberg http://catcode.com/