Mercurial > octave
view scripts/strings/hex2dec.m @ 27919:1891570abac8
update Octave Project Developers copyright for the new year
In files that have the "Octave Project Developers" copyright notice,
update for 2020.
author | John W. Eaton <jwe@octave.org> |
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date | Mon, 06 Jan 2020 22:29:51 -0500 |
parents | b442ec6dda5c |
children | bd51beb6205e |
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## Copyright (C) 1996-2020 The Octave Project Developers ## ## See the file COPYRIGHT.md in the top-level directory of this distribution ## or <https://octave.org/COPYRIGHT.html/>. ## ## ## 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 3 of the License, 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, see ## <https://www.gnu.org/licenses/>. ## -*- texinfo -*- ## @deftypefn {} {} hex2dec (@var{s}) ## Return the integer corresponding to the hexadecimal number represented by ## the string @var{s}. ## ## For example: ## ## @example ## @group ## hex2dec ("12B") ## @result{} 299 ## hex2dec ("12b") ## @result{} 299 ## @end group ## @end example ## ## If @var{s} is a string matrix, return a column vector with one converted ## number per row of @var{s}; Invalid rows evaluate to NaN@. ## ## If @var{s} is a cell array of strings, return a column vector with one ## converted number per cell element in @var{s}. ## ## @seealso{dec2hex, base2dec, bin2dec} ## @end deftypefn ## Author: Daniel Calvelo <dcalvelo@yahoo.com> ## Adapted-by: Paul Kienzle <pkienzle@kienzle.powernet.co.uk> function d = hex2dec (s) if (nargin != 1) print_usage (); endif d = base2dec (s, 16); endfunction %!assert (hex2dec ("0000"), 0) %!assert (hex2dec ("1FFFFFFFFFFFFF"), 2^53-1) %!assert (hex2dec (["12b"; "12B"]), [299; 299]) %!assert (hex2dec ({"A1", "1A"}), [161; 26]) ## Test input validation %!error hex2dec () %!error hex2dec (1) %!error hex2dec ("1", 2)