David Carlisle wrote:

> >> Does this mean that theoretically one can create a "generator",
> >> function returning different values per each call?

> >  No, two calls with the same node are guaranteed to return the same
> >value.

> That's true but what Vladimir  meant was this:

  Ok, I misunderstood his question as being about generate-id()
implementation.  Thanks for the precision!

  Regards,

-- 
Florent Georges
http://www.fgeorges.org/