Difference between a FIXED attribute vs enum with one value?

[John Cowan]

Roger L. Costello wrote:

> In the first case I define an attribute xml:link to have a CDATA type
> that is fixed at the value "simple".  In the second case I define an
> attribute xml:link to have an enumeration type with one possible value,
> and it defaults to that one value.  Seems to me like these definitions
> are semantically equivalent. Yes?  /Roger

In this case, yes; in general, no, because enumerated values must
be nmtokens, whereas a CDATA FIXED attribute can have any value,
like an URL.

-- 
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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