Re: XPath 1.0 or 2.0

Alex Milowski wrote:
> I do like the idea of declaring what XPath version you are using
> and implementations can choose to refuse pipelines or have
> some default compatibility story.
> 
> Maybe we can have a requirement for all implementations to
> support XPath 1.0 and allow pipeline authors to specify 2.0?  If
> you specify 2.0, you necessarily subset your choice of implementations.
> 
> The default could be XPath 1.0.
> 
> This allows allows us to change the default in future versions
> of the spec.

I like this concept too. XPath 1.0 by default sounds good. However, 
talking about XPath 2.0 (with type validation etc.) in the spec may 
force the existence of conformance levels.


Cheers,
Rui