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- From: Tim Bray <tbray@textuality.com>
- To: xml-dev@ic.ac.uk
- Date: Thu, 08 Jan 1998 13:59:12 -0800
At 11:06 AM 30/09/97 -0400, Tyler Baker wrote:
> I am a little perplexed
>about an element declaration of the form:
>
><!ELEMENT Foo (bar1 | bar2 | bar3)*>
any number of bar1, bar2, and bar3 elements in any order
<!ELEMENT Foo (bar1|bar2|bar3)>
one child element, either bar1, bar2, or bar3
><!ELEMENT Foo (bar1, bar2, bar3)*>
0 or more bar1, bar2, bar3 sequences.
><!ELEMENT Foo (bar1?, bar2?, bar3?)>
any of:
bar1
bar2
bar3
bar1 bar2
bar1 bar3
bar2 bar3
bar1 bar2 bar3
I agree that the semantic of '|' is not as it is in some other
systems. -T.
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