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## Copyright (C) 1996 Kurt Hornik
##
## This file is part of Octave.
##
## Octave is free software; you can redistribute it and/or modify it
## under the terms of the GNU General Public License as published by
## the Free Software Foundation; either version 2, or (at your option)
## any later version.
##
## Octave is distributed in the hope that it will be useful, but
## WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
## General Public License for more details.
##
## You should have received a copy of the GNU General Public License
## along with Octave; see the file COPYING. If not, write to the Free
## Software Foundation, 59 Temple Place - Suite 330, Boston, MA
## 02111-1307, USA.
## usage: bin2dec (x)
##
## Returns the decimal number corresponding to the binary number in
## quotes. For example, bin2dec ("1110") returns 14.
## Author: Kurt Hornik <Kurt.Hornik@ci.tuwien.ac.at>
## Adapted-By: jwe
function y = bin2dec (x)
if (nargin != 1)
usage ("bin2dec (x)");
endif
x = toascii (x) - toascii ("0");
if (all (x == 0 | x == 1))
y = sum ((x .* (ones (rows (x), 1) * 2.^((length (x) - 1) : -1 : 0)))')';
else
error ("bin2dec: argument must be a string of zeros and ones");
endif
endfunction
These are the contents of the former NiCE NeXT User Group NeXTSTEP/OpenStep software archive, currently hosted by Netfuture.ch.