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Joe English <jenglish@flightlab.com> wrote:
| But the _XML_ ur-type is string. From the application point of view,
| you might have dates, integers, IEEE double precision floating point
| numbers, et cetera,
IOW, data content notations...
| but as far as XML is concerned everything is a string.
As the ur-type, yes, but there is one development of strings that I would
also consider intrinsic to XML: names (or maybe, name tokens). It's all
about naming anyway.
| If we're talking about a rational type system _for XML_, then Amelia's
| first principle is eminently sensible. In fact, I'd go even further
| and say it's the _only_ sensible foundation for an XML type system.
Agreed.
(XML missed incorporating the WebSGML TC's DATA declared value, and the TC
itself missed out on extending the concept as a replacement for NOTATION
attributes. Oh well.)
|
