William D Clinger scripsit:
> The problem with that argument is that square brackets
> have been used for a wide variety of purposes. The
> current draft R6RS proposes to standardize on the most
> trivial and redundant of those uses, and to forbid all
> of the truly useful things that have been done with
> square brackets.
It doesn't forbid other uses; it merely requires you to flag
code which uses them with a #! quodlibet. That allows an
implementation to provide various different meanings of [].
(Of course, implementations can also provide non-conformant modes
of operation.)
--
He played King Lear as though John Cowan <cowan at ccil.org>
someone had played the ace. http://www.ccil.org/~cowan
--Eugene Field
Received on Wed Jun 20 2007 - 17:37:18 UTC