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annotate scripts/general/isequalwithequalnans.m @ 11523:fd0a3ac60b0e

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update copyright notices
author John W. Eaton <jwe@octave.org>
date Fri, 14 Jan 2011 05:47:45 -0500
parents c776f063fefe
children 132c89bb44e3
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11523
fd0a3ac60b0e update copyright notices
John W. Eaton <jwe@octave.org>
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1 ## Copyright (C) 2005-2011 William Poetra Yoga Hadisoeseno
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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 3 of the License, or (at
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8 ## your option) 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, see
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17 ## <http://www.gnu.org/licenses/>.
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18
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19 ## -*- texinfo -*-
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20 ## @deftypefn {Function File} {} isequalwithequalnans (@var{x1}, @var{x2}, @dots{})
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21 ## Assuming NaN == NaN, return true if all of @var{x1}, @var{x2}, @dots{}
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22 ## are equal.
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23 ## @seealso{isequal}
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24 ## @end deftypefn
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25
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26 function retval = isequalwithequalnans (x1, varargin)
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27
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28 if (nargin > 1)
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29 retval = __isequal__ (true, x1, varargin{:});
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30 else
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31 print_usage ();
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32 endif
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33
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34 endfunction
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35
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36 ## test for equality
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37 %!assert(isequalwithequalnans({1,2,NaN,4},{1,2,NaN,4}), true)
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38 %!assert(isequalwithequalnans([1,2,NaN,4],[1,2,NaN,4]), true)
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39 ## test for inequality
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40 %!assert(isequalwithequalnans([1,2,NaN,4],[1,NaN,3,4]),false)
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41 %!assert(isequalwithequalnans([1,2,NaN,4],[1,2,3,4]),false)
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42 ## test for equality (struct)
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43 %!assert(isequalwithequalnans(struct('a',NaN,'b',2),struct('a',NaN,'b',2),struct('a',NaN,'b',2)),true)
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44 %!assert(isequalwithequalnans(1,2,1), false)