Re: more FO problems

> Also, I didn't realise what the ? signified in the error message syntax -

It's not really error message syntax, it's just quoting back the DTD at
you.
in a DTD if you go
<!ELEMENT foo (a,b?,c?,d)>
it means that the element foo must contain the elements a b c d, in that order, but
b and c are optional.

David

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Received on Friday, 6 July 2001 09:01:07 UTC