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Groups > comp.lang.forth > #19130

Re: Definition of 'DIGIT'

From Paul Rubin <no.email@nospam.invalid>
Newsgroups comp.lang.forth
Subject Re: Definition of 'DIGIT'
Date 2013-01-25 01:47 -0800
Organization Nightsong/Fort GNOX
Message-ID <7xfw1p4msq.fsf@ruckus.brouhaha.com> (permalink)
References <1538d130-3c98-4e9d-bf09-d88c41dfa623@googlegroups.com>

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jzakiya@gmail.com writes:
> : DIGIT ( c b -- n ? | ?) ;

Per "redefine the problem" I think a preferable stack effect is:

  : DIGIT ( c b -- n flag ) ;

when flag is false, n can be zero.

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Definition of 'DIGIT' jzakiya@gmail.com - 2013-01-24 22:49 -0800
  Re: Definition of 'DIGIT' Andrew Haley <andrew29@littlepinkcloud.invalid> - 2013-01-25 03:39 -0600
    Re: Definition of 'DIGIT' Gerry Jackson <gerry@jackson9000.fsnet.co.uk> - 2013-01-26 14:53 +0000
      Re: Definition of 'DIGIT' Andrew Haley <andrew29@littlepinkcloud.invalid> - 2013-01-26 13:18 -0600
  Re: Definition of 'DIGIT' Paul Rubin <no.email@nospam.invalid> - 2013-01-25 01:47 -0800
    Re: Definition of 'DIGIT' jzakiya@gmail.com - 2013-01-25 06:39 -0800
      Re: Definition of 'DIGIT' Bernd Paysan <bernd.paysan@gmx.de> - 2013-01-25 17:05 +0100
        Re: Definition of 'DIGIT' jzakiya@gmail.com - 2013-01-25 10:43 -0800
          Re: Definition of 'DIGIT' jzakiya@gmail.com - 2013-01-25 11:01 -0800
            Re: Definition of 'DIGIT' jzakiya@gmail.com - 2013-01-26 08:09 -0800
              Re: Definition of 'DIGIT' "A. K." <akk@nospam.org> - 2013-01-26 17:55 +0100
              Re: Definition of 'DIGIT' Andrew Haley <andrew29@littlepinkcloud.invalid> - 2013-01-26 13:21 -0600
              Re: Definition of 'DIGIT' Mark Wills <markrobertwills@yahoo.co.uk> - 2013-01-27 01:00 -0800
                Re: Definition of 'DIGIT' Andrew Haley <andrew29@littlepinkcloud.invalid> - 2013-01-27 03:39 -0600
    Re: Definition of 'DIGIT' Andrew Haley <andrew29@littlepinkcloud.invalid> - 2013-01-25 09:05 -0600
    Re: Definition of 'DIGIT' albert@spenarnc.xs4all.nl (Albert van der Horst) - 2013-01-25 15:39 +0000
      Re: Definition of 'DIGIT' Coos Haak <chforth@hccnet.nl> - 2013-01-26 16:43 +0100
  Re: Definition of 'DIGIT' stephenXXX@mpeforth.com (Stephen Pelc) - 2013-01-25 16:47 +0000

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