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Bob Foster scripsit: > As was pointed out earlier, the "schema-centric" view is missing the > ability to say, for elements, that no order is prescribed and order is > not significant. Same semantics as attributes. If order is not significant, why not prescribe an order? It simplifies implementation to do so. > Further, the schema-centric viewpoint you describe is definitely not the > common usage for iterated choices, e.g., (a|b|...)*. In this case, no > order (or cardinality) are prescribed and the semantics is usually that > order is not significant. XHTML is a massive counterexample: order is extremely significant, but most content models are of exactly that form. -- There is / One art John Cowan <jcowan@r...> No more / No less http://www.reutershealth.com To do / All things http://www.ccil.org/~cowan With art- / Lessness -- Piet Hein
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