octave: scripts/general/sortrows.m annotate

annotate scripts/general/sortrows.m @ 33623:4517f929c59d bytecode-interpreter tip

maint: Merge default to bytecode-interpreter

author	Arun Giridhar <arungiridhar@gmail.com>
date	Fri, 24 May 2024 16:22:41 -0400
parents	c6ef7981b6f1
children

rev	line source
27923 bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	1 ########################################################################
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	2 ##
32632 2e484f9f1f18 maint: update Octave Project Developers copyright for the new year John W. Eaton <jwe@octave.org> parents: 31706 diff changeset	3 ## Copyright (C) 2000-2024 The Octave Project Developers
27918 b442ec6dda5c use centralized file for copyright info for individual contributors John W. Eaton <jwe@octave.org> parents: 27898 diff changeset	4 ##
27923 bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	5 ## See the file COPYRIGHT.md in the top-level directory of this
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	6 ## distribution or <https://octave.org/copyright/>.
5178 6758c11b5b99 [project @ 2005-03-03 05:18:04 by jwe] jwe parents: diff changeset	7 ##
5181 41cd70503c72 [project @ 2005-03-03 05:49:55 by jwe] jwe parents: 5178 diff changeset	8 ## This file is part of Octave.
5178 6758c11b5b99 [project @ 2005-03-03 05:18:04 by jwe] jwe parents: diff changeset	9 ##
24534 194eb4bd202b maint: Update punctuation for GPL v3 license text. Rik <rik@octave.org> parents: 23220 diff changeset	10 ## Octave is free software: you can redistribute it and/or modify it
5181 41cd70503c72 [project @ 2005-03-03 05:49:55 by jwe] jwe parents: 5178 diff changeset	11 ## under the terms of the GNU General Public License as published by
24534 194eb4bd202b maint: Update punctuation for GPL v3 license text. Rik <rik@octave.org> parents: 23220 diff changeset	12 ## the Free Software Foundation, either version 3 of the License, or
22755 3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22323 diff changeset	13 ## (at your option) any later version.
5181 41cd70503c72 [project @ 2005-03-03 05:49:55 by jwe] jwe parents: 5178 diff changeset	14 ##
41cd70503c72 [project @ 2005-03-03 05:49:55 by jwe] jwe parents: 5178 diff changeset	15 ## Octave is distributed in the hope that it will be useful, but
41cd70503c72 [project @ 2005-03-03 05:49:55 by jwe] jwe parents: 5178 diff changeset	16 ## WITHOUT ANY WARRANTY; without even the implied warranty of
22755 3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22323 diff changeset	17 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22323 diff changeset	18 ## GNU General Public License for more details.
5178 6758c11b5b99 [project @ 2005-03-03 05:18:04 by jwe] jwe parents: diff changeset	19 ##
6758c11b5b99 [project @ 2005-03-03 05:18:04 by jwe] jwe parents: diff changeset	20 ## You should have received a copy of the GNU General Public License
7016 93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 5443 diff changeset	21 ## along with Octave; see the file COPYING. If not, see
24534 194eb4bd202b maint: Update punctuation for GPL v3 license text. Rik <rik@octave.org> parents: 23220 diff changeset	22 ## <https://www.gnu.org/licenses/>.
27923 bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	23 ##
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	24 ########################################################################
5178 6758c11b5b99 [project @ 2005-03-03 05:18:04 by jwe] jwe parents: diff changeset	25
5182 5b361aa47dff [project @ 2005-03-03 06:21:47 by jwe] jwe parents: 5181 diff changeset	26 ## -- texinfo --
20852 516bb87ea72e 2015 Code Sprint: remove class of function from docstring for all m-files. Rik <rik@octave.org> parents: 20158 diff changeset	27 ## @deftypefn {} {[@var{s}, @var{i}] =} sortrows (@var{A})
516bb87ea72e 2015 Code Sprint: remove class of function from docstring for all m-files. Rik <rik@octave.org> parents: 20158 diff changeset	28 ## @deftypefnx {} {[@var{s}, @var{i}] =} sortrows (@var{A}, @var{c})
20158 7503499a252b doc: Update docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19833 diff changeset	29 ## Sort the rows of the matrix @var{A} according to the order of the columns
7503499a252b doc: Update docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19833 diff changeset	30 ## specified in @var{c}.
7503499a252b doc: Update docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19833 diff changeset	31 ##
21675 e47eb34f1b05 sortrows.m: Improve docstring (bug #47844). Rik <rik@octave.org> parents: 20158 diff changeset	32 ## By default (@var{c} omitted, or a particular column unspecified in @var{c})
e47eb34f1b05 sortrows.m: Improve docstring (bug #47844). Rik <rik@octave.org> parents: 20158 diff changeset	33 ## an ascending sort order is used. However, if elements of @var{c} are
e47eb34f1b05 sortrows.m: Improve docstring (bug #47844). Rik <rik@octave.org> parents: 20158 diff changeset	34 ## negative then the corresponding column is sorted in descending order. If
e47eb34f1b05 sortrows.m: Improve docstring (bug #47844). Rik <rik@octave.org> parents: 20158 diff changeset	35 ## the elements of @var{A} are strings then a lexicographical sort is used.
e47eb34f1b05 sortrows.m: Improve docstring (bug #47844). Rik <rik@octave.org> parents: 20158 diff changeset	36 ##
e47eb34f1b05 sortrows.m: Improve docstring (bug #47844). Rik <rik@octave.org> parents: 20158 diff changeset	37 ## Example: sort by column 2 in descending order, then 3 in ascending order
e47eb34f1b05 sortrows.m: Improve docstring (bug #47844). Rik <rik@octave.org> parents: 20158 diff changeset	38 ##
e47eb34f1b05 sortrows.m: Improve docstring (bug #47844). Rik <rik@octave.org> parents: 20158 diff changeset	39 ## @example
e47eb34f1b05 sortrows.m: Improve docstring (bug #47844). Rik <rik@octave.org> parents: 20158 diff changeset	40 ## @group
e47eb34f1b05 sortrows.m: Improve docstring (bug #47844). Rik <rik@octave.org> parents: 20158 diff changeset	41 ## x = [ 7, 1, 4;
e47eb34f1b05 sortrows.m: Improve docstring (bug #47844). Rik <rik@octave.org> parents: 20158 diff changeset	42 ## 8, 3, 5;
e47eb34f1b05 sortrows.m: Improve docstring (bug #47844). Rik <rik@octave.org> parents: 20158 diff changeset	43 ## 9, 3, 6 ];
e47eb34f1b05 sortrows.m: Improve docstring (bug #47844). Rik <rik@octave.org> parents: 20158 diff changeset	44 ## sortrows (x, [-2, 3])
e47eb34f1b05 sortrows.m: Improve docstring (bug #47844). Rik <rik@octave.org> parents: 20158 diff changeset	45 ## @result{} 8 3 5
e47eb34f1b05 sortrows.m: Improve docstring (bug #47844). Rik <rik@octave.org> parents: 20158 diff changeset	46 ## 9 3 6
e47eb34f1b05 sortrows.m: Improve docstring (bug #47844). Rik <rik@octave.org> parents: 20158 diff changeset	47 ## 7 1 4
e47eb34f1b05 sortrows.m: Improve docstring (bug #47844). Rik <rik@octave.org> parents: 20158 diff changeset	48 ## @end group
e47eb34f1b05 sortrows.m: Improve docstring (bug #47844). Rik <rik@octave.org> parents: 20158 diff changeset	49 ## @end example
e47eb34f1b05 sortrows.m: Improve docstring (bug #47844). Rik <rik@octave.org> parents: 20158 diff changeset	50 ##
13291 6cebb0c36b1d sortrows.m: Improve input validation and add more tests. Rik <octave@nomad.inbox5.com> parents: 12647 diff changeset	51 ## @seealso{sort}
5182 5b361aa47dff [project @ 2005-03-03 06:21:47 by jwe] jwe parents: 5181 diff changeset	52 ## @end deftypefn
5178 6758c11b5b99 [project @ 2005-03-03 05:18:04 by jwe] jwe parents: diff changeset	53
11469 c776f063fefe Overhaul m-script files to use common variable name between code and documentation. Rik <octave@nomad.inbox5.com> parents: 10850 diff changeset	54 function [s, i] = sortrows (A, c)
7678 5988e08c1ae6 handle negative column values in sortrows Richard Bovey parents: 7017 diff changeset	55
28789 28de41192f3c Eliminate unneeded verification of nargin, nargout in m-files. Rik <rik@octave.org> parents: 27978 diff changeset	56 if (nargin < 1)
13291 6cebb0c36b1d sortrows.m: Improve input validation and add more tests. Rik <octave@nomad.inbox5.com> parents: 12647 diff changeset	57 print_usage ();
6cebb0c36b1d sortrows.m: Improve input validation and add more tests. Rik <octave@nomad.inbox5.com> parents: 12647 diff changeset	58 endif
6cebb0c36b1d sortrows.m: Improve input validation and add more tests. Rik <octave@nomad.inbox5.com> parents: 12647 diff changeset	59
13293 007ebc128ab5 fix input validation for sortrows John W. Eaton <jwe@octave.org> parents: 13291 diff changeset	60 if (nargin == 2)
19593 446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 17744 diff changeset	61 if (! (isnumeric (c) && isvector (c)))
13293 007ebc128ab5 fix input validation for sortrows John W. Eaton <jwe@octave.org> parents: 13291 diff changeset	62 error ("sortrows: C must be a numeric vector");
007ebc128ab5 fix input validation for sortrows John W. Eaton <jwe@octave.org> parents: 13291 diff changeset	63 elseif (any (c == 0) \|\| any (abs (c) > columns (A)))
007ebc128ab5 fix input validation for sortrows John W. Eaton <jwe@octave.org> parents: 13291 diff changeset	64 error ("sortrows: all elements of C must be in the range [1, columns (A)]");
007ebc128ab5 fix input validation for sortrows John W. Eaton <jwe@octave.org> parents: 13291 diff changeset	65 endif
13291 6cebb0c36b1d sortrows.m: Improve input validation and add more tests. Rik <octave@nomad.inbox5.com> parents: 12647 diff changeset	66 endif
6cebb0c36b1d sortrows.m: Improve input validation and add more tests. Rik <octave@nomad.inbox5.com> parents: 12647 diff changeset	67
7678 5988e08c1ae6 handle negative column values in sortrows Richard Bovey parents: 7017 diff changeset	68 default_mode = "ascend";
13291 6cebb0c36b1d sortrows.m: Improve input validation and add more tests. Rik <octave@nomad.inbox5.com> parents: 12647 diff changeset	69 reverse_mode = "descend";
8721 e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8455 diff changeset	70
26265 01f1e70c80b6 sortrows.m: Allow sorting of mixed numeric/cellstr cell arrays (bug #42523). Guillaume Flandin <guillaume.offline@gmail.com> parents: 25054 diff changeset	71 if (issparse (A) \|\| iscell (A))
13291 6cebb0c36b1d sortrows.m: Improve input validation and add more tests. Rik <octave@nomad.inbox5.com> parents: 12647 diff changeset	72 ## FIXME: Eliminate this case once __sort_rows_idx__ is fixed to
6cebb0c36b1d sortrows.m: Improve input validation and add more tests. Rik <octave@nomad.inbox5.com> parents: 12647 diff changeset	73 ## handle sparse matrices.
9669 63249224f78d sortrows: also fall back on old algorithm for sparse matrices John W. Eaton <jwe@octave.org> parents: 9041 diff changeset	74 if (nargin == 1)
13291 6cebb0c36b1d sortrows.m: Improve input validation and add more tests. Rik <octave@nomad.inbox5.com> parents: 12647 diff changeset	75 i = sort_rows_idx_generic (default_mode, reverse_mode, A);
9669 63249224f78d sortrows: also fall back on old algorithm for sparse matrices John W. Eaton <jwe@octave.org> parents: 9041 diff changeset	76 else
13291 6cebb0c36b1d sortrows.m: Improve input validation and add more tests. Rik <octave@nomad.inbox5.com> parents: 12647 diff changeset	77 i = sort_rows_idx_generic (default_mode, reverse_mode, A, c);
9669 63249224f78d sortrows: also fall back on old algorithm for sparse matrices John W. Eaton <jwe@octave.org> parents: 9041 diff changeset	78 endif
63249224f78d sortrows: also fall back on old algorithm for sparse matrices John W. Eaton <jwe@octave.org> parents: 9041 diff changeset	79 elseif (nargin == 1)
11469 c776f063fefe Overhaul m-script files to use common variable name between code and documentation. Rik <octave@nomad.inbox5.com> parents: 10850 diff changeset	80 i = __sort_rows_idx__ (A, default_mode);
8721 e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8455 diff changeset	81 elseif (all (c > 0))
11469 c776f063fefe Overhaul m-script files to use common variable name between code and documentation. Rik <octave@nomad.inbox5.com> parents: 10850 diff changeset	82 i = __sort_rows_idx__ (A(:,c), default_mode);
8721 e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8455 diff changeset	83 elseif (all (c < 0))
13291 6cebb0c36b1d sortrows.m: Improve input validation and add more tests. Rik <octave@nomad.inbox5.com> parents: 12647 diff changeset	84 i = __sort_rows_idx__ (A(:,-c), reverse_mode);
5178 6758c11b5b99 [project @ 2005-03-03 05:18:04 by jwe] jwe parents: diff changeset	85 else
9669 63249224f78d sortrows: also fall back on old algorithm for sparse matrices John W. Eaton <jwe@octave.org> parents: 9041 diff changeset	86 ## Otherwise, fall back to the old algorithm.
13291 6cebb0c36b1d sortrows.m: Improve input validation and add more tests. Rik <octave@nomad.inbox5.com> parents: 12647 diff changeset	87 i = sort_rows_idx_generic (default_mode, reverse_mode, A, c);
5178 6758c11b5b99 [project @ 2005-03-03 05:18:04 by jwe] jwe parents: diff changeset	88 endif
6758c11b5b99 [project @ 2005-03-03 05:18:04 by jwe] jwe parents: diff changeset	89
32786 c6ef7981b6f1 replace uses of isargout with checks for nargout John W. Eaton <jwe@octave.org> parents: 32632 diff changeset	90 s = A(i,:);
5181 41cd70503c72 [project @ 2005-03-03 05:49:55 by jwe] jwe parents: 5178 diff changeset	91
5178 6758c11b5b99 [project @ 2005-03-03 05:18:04 by jwe] jwe parents: diff changeset	92 endfunction
7678 5988e08c1ae6 handle negative column values in sortrows Richard Bovey parents: 7017 diff changeset	93
13291 6cebb0c36b1d sortrows.m: Improve input validation and add more tests. Rik <octave@nomad.inbox5.com> parents: 12647 diff changeset	94 function i = sort_rows_idx_generic (default_mode, reverse_mode, m, c)
9669 63249224f78d sortrows: also fall back on old algorithm for sparse matrices John W. Eaton <jwe@octave.org> parents: 9041 diff changeset	95
63249224f78d sortrows: also fall back on old algorithm for sparse matrices John W. Eaton <jwe@octave.org> parents: 9041 diff changeset	96 if (nargin == 3)
13291 6cebb0c36b1d sortrows.m: Improve input validation and add more tests. Rik <octave@nomad.inbox5.com> parents: 12647 diff changeset	97 indices = [1:columns(m)]';
6cebb0c36b1d sortrows.m: Improve input validation and add more tests. Rik <octave@nomad.inbox5.com> parents: 12647 diff changeset	98 mode(1:columns(m)) = {default_mode};
9669 63249224f78d sortrows: also fall back on old algorithm for sparse matrices John W. Eaton <jwe@octave.org> parents: 9041 diff changeset	99 else
26265 01f1e70c80b6 sortrows.m: Allow sorting of mixed numeric/cellstr cell arrays (bug #42523). Guillaume Flandin <guillaume.offline@gmail.com> parents: 25054 diff changeset	100 for j = 1:length (c)
13291 6cebb0c36b1d sortrows.m: Improve input validation and add more tests. Rik <octave@nomad.inbox5.com> parents: 12647 diff changeset	101 if (c(j) < 0)
6cebb0c36b1d sortrows.m: Improve input validation and add more tests. Rik <octave@nomad.inbox5.com> parents: 12647 diff changeset	102 mode{j} = reverse_mode;
9669 63249224f78d sortrows: also fall back on old algorithm for sparse matrices John W. Eaton <jwe@octave.org> parents: 9041 diff changeset	103 else
13291 6cebb0c36b1d sortrows.m: Improve input validation and add more tests. Rik <octave@nomad.inbox5.com> parents: 12647 diff changeset	104 mode{j} = default_mode;
9669 63249224f78d sortrows: also fall back on old algorithm for sparse matrices John W. Eaton <jwe@octave.org> parents: 9041 diff changeset	105 endif
63249224f78d sortrows: also fall back on old algorithm for sparse matrices John W. Eaton <jwe@octave.org> parents: 9041 diff changeset	106 endfor
13291 6cebb0c36b1d sortrows.m: Improve input validation and add more tests. Rik <octave@nomad.inbox5.com> parents: 12647 diff changeset	107 indices = abs (c(:));
9669 63249224f78d sortrows: also fall back on old algorithm for sparse matrices John W. Eaton <jwe@octave.org> parents: 9041 diff changeset	108 endif
63249224f78d sortrows: also fall back on old algorithm for sparse matrices John W. Eaton <jwe@octave.org> parents: 9041 diff changeset	109
63249224f78d sortrows: also fall back on old algorithm for sparse matrices John W. Eaton <jwe@octave.org> parents: 9041 diff changeset	110 ## Since sort is 'stable' the order of identical elements will be
63249224f78d sortrows: also fall back on old algorithm for sparse matrices John W. Eaton <jwe@octave.org> parents: 9041 diff changeset	111 ## preserved, so by traversing the sort indices in reverse order we
63249224f78d sortrows: also fall back on old algorithm for sparse matrices John W. Eaton <jwe@octave.org> parents: 9041 diff changeset	112 ## will make sure that identical elements in index i are subsorted by
63249224f78d sortrows: also fall back on old algorithm for sparse matrices John W. Eaton <jwe@octave.org> parents: 9041 diff changeset	113 ## index j.
63249224f78d sortrows: also fall back on old algorithm for sparse matrices John W. Eaton <jwe@octave.org> parents: 9041 diff changeset	114 indices = flipud (indices);
63249224f78d sortrows: also fall back on old algorithm for sparse matrices John W. Eaton <jwe@octave.org> parents: 9041 diff changeset	115 mode = flipud (mode');
13291 6cebb0c36b1d sortrows.m: Improve input validation and add more tests. Rik <octave@nomad.inbox5.com> parents: 12647 diff changeset	116 i = [1:rows(m)]';
26268 6dd232798997 maint: Remove useless ';' from end of for, if, while, etc. statements. Rik <rik@octave.org> parents: 26265 diff changeset	117 for j = 1:length (indices)
26265 01f1e70c80b6 sortrows.m: Allow sorting of mixed numeric/cellstr cell arrays (bug #42523). Guillaume Flandin <guillaume.offline@gmail.com> parents: 25054 diff changeset	118 M = m(i, indices(j));
01f1e70c80b6 sortrows.m: Allow sorting of mixed numeric/cellstr cell arrays (bug #42523). Guillaume Flandin <guillaume.offline@gmail.com> parents: 25054 diff changeset	119 if (iscell (M) && ! iscellstr (M))
01f1e70c80b6 sortrows.m: Allow sorting of mixed numeric/cellstr cell arrays (bug #42523). Guillaume Flandin <guillaume.offline@gmail.com> parents: 25054 diff changeset	120 M = cell2mat (M);
01f1e70c80b6 sortrows.m: Allow sorting of mixed numeric/cellstr cell arrays (bug #42523). Guillaume Flandin <guillaume.offline@gmail.com> parents: 25054 diff changeset	121 endif
01f1e70c80b6 sortrows.m: Allow sorting of mixed numeric/cellstr cell arrays (bug #42523). Guillaume Flandin <guillaume.offline@gmail.com> parents: 25054 diff changeset	122 [~, idx] = sort (M, mode{j});
9669 63249224f78d sortrows: also fall back on old algorithm for sparse matrices John W. Eaton <jwe@octave.org> parents: 9041 diff changeset	123 i = i(idx);
63249224f78d sortrows: also fall back on old algorithm for sparse matrices John W. Eaton <jwe@octave.org> parents: 9041 diff changeset	124 endfor
63249224f78d sortrows: also fall back on old algorithm for sparse matrices John W. Eaton <jwe@octave.org> parents: 9041 diff changeset	125
63249224f78d sortrows: also fall back on old algorithm for sparse matrices John W. Eaton <jwe@octave.org> parents: 9041 diff changeset	126 endfunction
63249224f78d sortrows: also fall back on old algorithm for sparse matrices John W. Eaton <jwe@octave.org> parents: 9041 diff changeset	127
63249224f78d sortrows: also fall back on old algorithm for sparse matrices John W. Eaton <jwe@octave.org> parents: 9041 diff changeset	128
11469 c776f063fefe Overhaul m-script files to use common variable name between code and documentation. Rik <octave@nomad.inbox5.com> parents: 10850 diff changeset	129 %!test
9669 63249224f78d sortrows: also fall back on old algorithm for sparse matrices John W. Eaton <jwe@octave.org> parents: 9041 diff changeset	130 %! m = [1, 1; 1, 2; 3, 6; 2, 7];
63249224f78d sortrows: also fall back on old algorithm for sparse matrices John W. Eaton <jwe@octave.org> parents: 9041 diff changeset	131 %! c = [1, -2];
63249224f78d sortrows: also fall back on old algorithm for sparse matrices John W. Eaton <jwe@octave.org> parents: 9041 diff changeset	132 %! [x, idx] = sortrows (m, c);
63249224f78d sortrows: also fall back on old algorithm for sparse matrices John W. Eaton <jwe@octave.org> parents: 9041 diff changeset	133 %! [sx, sidx] = sortrows (sparse (m), c);
11469 c776f063fefe Overhaul m-script files to use common variable name between code and documentation. Rik <octave@nomad.inbox5.com> parents: 10850 diff changeset	134 %! assert (x, [1, 2; 1, 1; 2, 7; 3, 6]);
c776f063fefe Overhaul m-script files to use common variable name between code and documentation. Rik <octave@nomad.inbox5.com> parents: 10850 diff changeset	135 %! assert (idx, [2; 1; 4; 3]);
c776f063fefe Overhaul m-script files to use common variable name between code and documentation. Rik <octave@nomad.inbox5.com> parents: 10850 diff changeset	136 %! assert (issparse (sx));
c776f063fefe Overhaul m-script files to use common variable name between code and documentation. Rik <octave@nomad.inbox5.com> parents: 10850 diff changeset	137 %! assert (x, full (sx));
c776f063fefe Overhaul m-script files to use common variable name between code and documentation. Rik <octave@nomad.inbox5.com> parents: 10850 diff changeset	138 %! assert (idx, sidx);
12647 e38fb1910563 Allow sortrows to work on arrays with one row (bug #33197) John W. Eaton <jwe@octave.org> parents: 12639 diff changeset	139
e38fb1910563 Allow sortrows to work on arrays with one row (bug #33197) John W. Eaton <jwe@octave.org> parents: 12639 diff changeset	140 %!test
e38fb1910563 Allow sortrows to work on arrays with one row (bug #33197) John W. Eaton <jwe@octave.org> parents: 12639 diff changeset	141 %! m = [1, 0, 0, 4];
e38fb1910563 Allow sortrows to work on arrays with one row (bug #33197) John W. Eaton <jwe@octave.org> parents: 12639 diff changeset	142 %! c = 1;
e38fb1910563 Allow sortrows to work on arrays with one row (bug #33197) John W. Eaton <jwe@octave.org> parents: 12639 diff changeset	143 %! [x, idx] = sortrows (m, c);
e38fb1910563 Allow sortrows to work on arrays with one row (bug #33197) John W. Eaton <jwe@octave.org> parents: 12639 diff changeset	144 %! [sx, sidx] = sortrows (sparse (m), c);
e38fb1910563 Allow sortrows to work on arrays with one row (bug #33197) John W. Eaton <jwe@octave.org> parents: 12639 diff changeset	145 %! assert (x, m);
e38fb1910563 Allow sortrows to work on arrays with one row (bug #33197) John W. Eaton <jwe@octave.org> parents: 12639 diff changeset	146 %! assert (idx, 1);
e38fb1910563 Allow sortrows to work on arrays with one row (bug #33197) John W. Eaton <jwe@octave.org> parents: 12639 diff changeset	147 %! assert (issparse (sx));
e38fb1910563 Allow sortrows to work on arrays with one row (bug #33197) John W. Eaton <jwe@octave.org> parents: 12639 diff changeset	148 %! assert (x, full (sx));
e38fb1910563 Allow sortrows to work on arrays with one row (bug #33197) John W. Eaton <jwe@octave.org> parents: 12639 diff changeset	149 %! assert (idx, sidx);
13291 6cebb0c36b1d sortrows.m: Improve input validation and add more tests. Rik <octave@nomad.inbox5.com> parents: 12647 diff changeset	150
26265 01f1e70c80b6 sortrows.m: Allow sorting of mixed numeric/cellstr cell arrays (bug #42523). Guillaume Flandin <guillaume.offline@gmail.com> parents: 25054 diff changeset	151 %!test <*42523>
01f1e70c80b6 sortrows.m: Allow sorting of mixed numeric/cellstr cell arrays (bug #42523). Guillaume Flandin <guillaume.offline@gmail.com> parents: 25054 diff changeset	152 %! C = {1, 2, "filename1";
01f1e70c80b6 sortrows.m: Allow sorting of mixed numeric/cellstr cell arrays (bug #42523). Guillaume Flandin <guillaume.offline@gmail.com> parents: 25054 diff changeset	153 %! 3, 4, "filename2";
01f1e70c80b6 sortrows.m: Allow sorting of mixed numeric/cellstr cell arrays (bug #42523). Guillaume Flandin <guillaume.offline@gmail.com> parents: 25054 diff changeset	154 %! 5, 6, "filename3"};
01f1e70c80b6 sortrows.m: Allow sorting of mixed numeric/cellstr cell arrays (bug #42523). Guillaume Flandin <guillaume.offline@gmail.com> parents: 25054 diff changeset	155 %! C2 = sortrows (C, -1);
01f1e70c80b6 sortrows.m: Allow sorting of mixed numeric/cellstr cell arrays (bug #42523). Guillaume Flandin <guillaume.offline@gmail.com> parents: 25054 diff changeset	156 %! assert (C2, flipud (C));
01f1e70c80b6 sortrows.m: Allow sorting of mixed numeric/cellstr cell arrays (bug #42523). Guillaume Flandin <guillaume.offline@gmail.com> parents: 25054 diff changeset	157
19833 9fc020886ae9 maint: Clean up m-files to follow Octave coding conventions. Rik <rik@octave.org> parents: 19697 diff changeset	158 ## Test input validation
28896 90fea9cc9caa test: Add expected error message <Invalid call> to BIST tests for nargin. Rik <rik@octave.org> parents: 28789 diff changeset	159 %!error <Invalid call> sortrows ()
13291 6cebb0c36b1d sortrows.m: Improve input validation and add more tests. Rik <octave@nomad.inbox5.com> parents: 12647 diff changeset	160 %!error sortrows (1, "ascend")
6cebb0c36b1d sortrows.m: Improve input validation and add more tests. Rik <octave@nomad.inbox5.com> parents: 12647 diff changeset	161 %!error sortrows (1, ones (2,2))
6cebb0c36b1d sortrows.m: Improve input validation and add more tests. Rik <octave@nomad.inbox5.com> parents: 12647 diff changeset	162 %!error sortrows (1, 0)
6cebb0c36b1d sortrows.m: Improve input validation and add more tests. Rik <octave@nomad.inbox5.com> parents: 12647 diff changeset	163 %!error sortrows (1, 2)

Mercurial > octave

annotate scripts/general/sortrows.m @ 33623:4517f929c59d bytecode-interpreter tip