Octal notation: severe deprecation
me at privacy.net
Thu Jan 13 21:26:36 CET 2005
On Thu, 13 Jan 2005 09:56:15 -0500,
Steve Holden <steve at holdenweb.com> wrote:
> I remember using a langauge (Icon?) in which arbitrary bases up to 36
> could be used with numeric literals. IIRC, the literals had to begin
> with the base in decimnal, folowed by a "b" followed by the digits of
> the value using a through z for digits from ten to thirty-five. So
> gunk = 36b8H6Z9A0X
> would have been valid.
Lisp also allows for literals in bases from 2 through 36.
Lisp also allows programs to change the default (away from decimal), so
that an "identifier" like aa is read by the parser as a numeric constant
with the decimal value of 170. Obviously, this has to be used with
care, but makes reading external data files written in strange bases
> nothing-new-under-the-sun-ly y'rs - steve
Never play leapfrog with a unicorn.
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