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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: hex2dec (h)
- ##
- ## Returns the decimal number corresponding to the hex number in
- ## quotes. For example, hex2dec ("12B") and hex2dec ("12b") both
- ## return 299.
-
- ## Author: Kurt Hornik <Kurt.Hornik@ci.tuwien.ac.at>
- ## Adapted-By: jwe
-
- function d = hex2dec (h)
-
- if (nargin != 1)
- usage ("hex2dec (x)");
- endif
-
- if (isstr (h))
- nr = rows (h);
- d = zeros (nr, 1);
- for i = 1:nr
- s = h (i, :);
- if (isxdigit (s))
- tmp = sscanf (s, "%x");
- if (isempty (tmp))
- error ("hex2dec: invalid conversion");
- else
- d (i) = tmp;
- endif
- else
- error ("hex2dec: argument must be a string of hexadecimal digits");
- endif
- endfor
- else
- error ("hex2dec: expecting a string argument");
- endif
-
- endfunction
-