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[project @ 2006-10-10 16:10:25 by jwe]
author jwe
date Tue, 10 Oct 2006 16:10:31 +0000
parents 2618a0750ae6
children 93c65f2a5668
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1 ## Copyright (C) 2001 Daniel Calvelo
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2 ##
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3 ## This file is part of Octave.
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4 ##
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5 ## Octave is free software; you can redistribute it and/or modify it
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6 ## under the terms of the GNU General Public License as published by
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7 ## the Free Software Foundation; either version 2, or (at your option)
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8 ## any later version.
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9 ##
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10 ## Octave is distributed in the hope that it will be useful, but
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11 ## WITHOUT ANY WARRANTY; without even the implied warranty of
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12 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 ## General Public License for more details.
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14 ##
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15 ## You should have received a copy of the GNU General Public License
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16 ## along with Octave; see the file COPYING. If not, write to the Free
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17 ## Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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18 ## 02110-1301, USA.
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19
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20 ## -*- texinfo -*-
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21 ## @deftypefn {Function File} {} dec2bin (@var{n}, @var{len})
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22 ## Return a binary number corresponding the nonnegative decimal number
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23 ## @var{n}, as a string of ones and zeros. For example,
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24 ##
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25 ## @example
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26 ## dec2bin (14)
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27 ## @result{} "1110"
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28 ## @end example
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29 ##
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30 ## If @var{n} is a vector, returns a string matrix, one row per value,
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31 ## padded with leading zeros to the width of the largest value.
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32 ##
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33 ## The optional second argument, @var{len}, specifies the minimum
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34 ## number of digits in the result.
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35 ## @seealso{bin2dec, dec2base, base2dec, hex2dec, dec2hex}
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36 ## @end deftypefn
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37
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38 ## Author: Daniel Calvelo <dcalvelo@yahoo.com>
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39 ## Adapted-by: Paul Kienzle <pkienzle@kienzle.powernet.co.uk>
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41 function retval = dec2bin (n, len)
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42
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43 if (nargin == 1)
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44 retval = dec2base (n, 2);
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45 elseif (nargin == 2)
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46 retval = dec2base (n, 2, len);
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47 else
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48 print_usage ();
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49 endif
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50
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51 endfunction