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Take up English as a second language, Michael. len -----Original Message----- From: Michael Kay [mailto:mike@saxonica.com] Sent: Thursday, September 29, 2011 6:18 PM To: xml-dev@lists.xml.org Subject: Re: When you create a markup language, what do your parent elements mean? What do your children elements mean? On 29/09/2011 22:52, Len Bullard wrote: > I was taught containment is-a has-a not a is-a (which is what property > relationships imply) but this 'semantic'. In the sense that a definition > (say a DTD) specifies that an element can have or has-a emphasis. > > Experience is trying to crunch object concepts into data concepts works only > for special cases. One might enumerate those. > > Sorry Len, I can't parse either your first or your third sentence. I can almost cope with the second (although it's not a sentence) (assuming s/or/a), and your fourth is OK (though I had to think about what "those" refers to). It's nice to have you back on the list, but do you really have to make us work quite so hard to extract your meaning? Michael Kay _______________________________________________________________________ XML-DEV is a publicly archived, unmoderated list hosted by OASIS to support XML implementation and development. To minimize spam in the archives, you must subscribe before posting. [Un]Subscribe/change address: http://www.oasis-open.org/mlmanage/ Or unsubscribe: xml-dev-unsubscribe@lists.xml.org subscribe: xml-dev-subscribe@lists.xml.org List archive: http://lists.xml.org/archives/xml-dev/ List Guidelines: http://www.oasis-open.org/maillists/guidelines.php
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