[PD] $ expansion

[Maurizio Umberto Puxeddu]

On Tue, 10 Sep 2002, Maurizio Umberto Puxeddu wrote:

> As a special case of dollar sign expansion, inside abstractions $0 is
> expanded to a counter which is guaranteed to be unique to that
> abstraction. The dollar sign expansion mechanism and the special $0
> variable can be used to make local objects. For example sends and
> receives with names like "$0-bear" can be used as local send/receive
> pairs."

I would also add:

"In one-off subpatches (see below) $0 expands to the same value of the
parent patch. This is consistent with the nature and use of this kind of
subpatches."

Maurizio Umberto Puxeddu.