Re: [xml-dev] Is this constraint expressible in XML Schema?

From
Kenneth Stephen <>
To
XML Developers List <>
Date
2005-02-09T00:30:57Z
ID
<>
Thread
Re: [xml-dev] Is this constraint expressible in XML Schema?
Hi,

    Does anyone know if there are plans to enhance XML Schema to cover
such deficiencies?

Thanks,
Kenneth

On Tue, 08 Feb 2005 14:30:14 -0800, Bob Foster <> wrote:
> Kenneth Stephen wrote:
>  >     I want to express the following constraint using XML schema :
>  >
>  >     An unbounded sequence of (A or B) elements which can contain at
>  > most n instances of A.
>  >
>  >     To illiustrate, I set n = 2. In that case, BABBBBBABBB is valid.
>  > So is AABB .  BABABA is not valid because there are more than 2 A
>  > elements in it.
> 
> No can do. Try Schematron.
>