Re: Question about inheritance/derivation in the XML-Schema datatype specification from C. M. Sperberg-McQueen on 2001-03-16 (www-xml-schema-comments@w3.org from January to March 2001)

From: C. M. Sperberg-McQueen <cmsmcq@acm.org>
Date: Fri, 16 Mar 2001 07:44:11 -0700
To: "Claus P. Priese" <cspriese@gmx.net>
Cc: <www-xml-schema-comments@w3.org>
Message-Id: <4.3.2.7.1.20010316074234.02ac5150@espanola.com>

At 2001-03-16 07:10, Claus P. Priese wrote:
>Hello all,
>
>We asked ourself whether it is possible to have cycles in an 
>inheritance/derivation graph of XML-Schema-datatypes.
>Is this valid/possible under the actual XML-Schema-specification or not ?

No.  If you follow the [base type definition] property long
enough, you should always hit the urtype.

-C. M. Sperberg-McQueen

Received on Friday, 16 March 2001 17:26:13 UTC