Mercurial > octave
view scripts/statistics/range.m @ 30920:47cbc69e66cd
eliminate direct access to call stack from evaluator
The call stack is an internal implementation detail of the evaluator.
Direct access to it outside of the evlauator should not be needed.
* pt-eval.h (tree_evaluator::get_call_stack): Delete.
author | John W. Eaton <jwe@octave.org> |
---|---|
date | Fri, 08 Apr 2022 15:19:22 -0400 |
parents | 5d3faba0342e |
children | 597f3ee61a48 |
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######################################################################## ## ## Copyright (C) 1995-2022 The Octave Project Developers ## ## See the file COPYRIGHT.md in the top-level directory of this ## distribution or <https://octave.org/copyright/>. ## ## 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 {} {@var{y} =} range (@var{x}) ## @deftypefnx {} {@var{y} =} range (@var{x}, @var{dim}) ## Return the range, i.e., the difference between the maximum and the minimum ## of the input data. ## ## If @var{x} is a vector, the range is calculated over the elements of ## @var{x}. If @var{x} is a matrix, the range is calculated over each column ## of @var{x}. ## ## If the optional argument @var{dim} is given, operate along this dimension. ## ## The range is a quickly computed measure of the dispersion of a data set, but ## is less accurate than @code{iqr} if there are outlying data points. ## @seealso{bounds, iqr, mad, std} ## @end deftypefn function y = range (x, dim) if (nargin < 1) print_usage (); endif if (nargin == 1) y = max (x) - min (x); else y = max (x, [], dim) - min (x, [], dim); endif endfunction %!assert (range (1:10), 9) %!assert (range (single (1:10)), single (9)) %!assert (range (magic (3)), [5, 8, 5]) %!assert (range (magic (3), 2), [7; 4; 7]) %!assert (range (2), 0) ## Test input validation %!error <Invalid call> range ()