XSchema: unparsed entities
cowan at locke.ccil.org
Fri Jul 24 23:29:36 BST 1998
Ron Bourret scripsit:
> One other difference I'd like to point out is that, with the exception of the
> "escape character" entities (lt, gt, amp, quot, and apos), I don't think you can
> construct an XML file with parsed entities that you cannot construct without
Actually, they too can be "compiled out" by clever use of character
references: see the table in clause 4.6 of XML 1.0.
> This is not true of unparsed entities. Not only would an UnparsedEntity
> element rectify this problem, it would also solve the validation problem pointed
> out by John Cowan with respect to ENTITY attributes: we can't validate their
> value without unparsed entity declarations.
Okay, I'm convinced. (Note also that SAX supports them.)
Name CDATA #REQUIRED
SystemLiteral CDATA #REQUIRED
PubidLiteral CDATA #IMPLIED
Notation CDATA #REQUIRED>
John Cowan http://www.ccil.org/~cowan cowan at ccil.org
You tollerday donsk? N. You tolkatiff scowegian? Nn.
You spigotty anglease? Nnn. You phonio saxo? Nnnn.
Clear all so! 'Tis a Jute.... (Finnegans Wake 16.5)
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