Re: Proposed process for DTDs in XML (Implementations)

Ron Bourret (rbourret@dvs1.informatik.tu-darmstadt.de)
Tue, 26 May 1998 09:29:42 +0200


Paul Prescod wrote:

> Your last instinct is correct. A DTD is not a tree, but a directed acyclic
> graph.

Are you sure the graph is acyclic? I thought the following was a valid DTD:

<!ELEMENT a (b)>
<!ELEMENT b (#PCDATA | a)*>

Thanks.

-- Ron Bourret