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RE: DTD and Illegal Construct
- From: "Gregory M. Messner" <greg.messner@breezefactor.com>
- To: xml-dev@lists.xml.org
- Date: Wed, 10 Jan 2001 15:09:57 -0800
Actually I think it's:
'C' can only be present if both 'B' and 'E' are present
Greg
-----Original Message-----
From: Jim Shain [mailto:Jim.Shain@alltel.com]
Sent: Wednesday, January 10, 2001 2:19 PM
To: xml-dev@lists.xml.org
Subject: RE: DTD and Illegal Construct
Honestly, I'm not playing stump the experts, but what about the instance?
((A, B, D?) | (A?, B, C?, D?, E))
In this instance 'C' can only be present if 'E' is present.
-Jim
-----Original Message-----
(Excerpt)
<!ELEMENT Request ((A, B, C?) | (A?, B, C?, D))> becomes
<!ELEMENT Request ((A, B, C?, D?) | (B, C?, D))>