Mercurial > octave
view scripts/strings/cstrcat.m @ 31248:8b75954a4670
delaunayn: adjust node ordering for positive outward normal vectors (bug #53397)
* delaunayn.m: Check sign of simplex volume, flip node order for negative
volumes to ensure positive (outward-pointing) normal vectors. Add BISTs to
check for positive volumes.
* etc/News.8.md: Append function improvement note to delaunayn change
paragraph under General Improvements.
author | Nicholas R. Jankowski <jankowski.nicholas@gmail.com> |
---|---|
date | Thu, 29 Sep 2022 23:09:05 -0400 |
parents | 5d3faba0342e |
children | 597f3ee61a48 |
line wrap: on
line source
######################################################################## ## ## Copyright (C) 1994-2022 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{str} =} cstrcat (@var{s1}, @var{s2}, @dots{}) ## Return a string containing all the arguments concatenated horizontally ## with trailing white space preserved. ## ## For example: ## ## @example ## @group ## cstrcat ("ab ", "cd") ## @result{} "ab cd" ## @end group ## @end example ## ## @example ## @group ## s = [ "ab"; "cde" ]; ## cstrcat (s, s, s) ## @result{} "ab ab ab " ## "cdecdecde" ## @end group ## @end example ## @seealso{strcat, char, strvcat} ## @end deftypefn function str = cstrcat (varargin) if (nargin == 0) ## Special case because if varargin is empty, iscellstr still returns ## true but then "[varargin{:}]" would be of class double. str = ""; elseif (iscellstr (varargin)) str = [varargin{:}]; else error ("cstrcat: arguments must be character strings"); endif endfunction ## Test the dimensionality ## 1-D %!assert (cstrcat ("ab ", "ab "), "ab ab ") ## 2-D %!assert (cstrcat (["ab ";"cde"], ["ab ";"cde"]), ["ab ab ";"cdecde"]) %!assert (cstrcat ("foo", "bar"), "foobar") %!assert (cstrcat (["a "; "bb"], ["foo"; "bar"]), ["a foo"; "bbbar"]) ## Special null case %!assert (cstrcat (), "") ## Test input validation %!error <arguments must be character strings> cstrcat (1, 2)