• From: "Thomas B. Passin" <tpassin@h...>
• To: xml-dev@l...
• Date: Thu, 11 Jan 2001 00:18:00 -0500

Jim Shain wrote -

> 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
>
But it's ambiguous, because if C is absent, the parser can't know whether E is
allowed or not.  Ambiguous content models aren't allowed in xml.

Cheers,

Tom P

• References:
  • RE: DTD and Illegal Construct
    • From: Jim Shain <Jim.Shain@a...>

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