Re: block attribute and substitution groups

On Wednesday 07 January 2009 15:36:05 Sandy Gao wrote:
Hej Sandy,

> The "validly substitutable" rule is checked when the instance is validated,
> and not when the schema is built.
Ok, but why is it listed in rule 4) of Element Declaration Properties Correct
which (as far as the 'Declaration' in the name suggests) should be tested
when the schema is built?

Ciao,
Tobias