|
2313
|
1 ## Copyright (C) 1996 John W. Eaton |
|
|
2 ## |
|
|
3 ## This file is part of Octave. |
|
|
4 ## |
|
|
5 ## Octave is free software; you can redistribute it and/or modify it |
|
|
6 ## under the terms of the GNU General Public License as published by |
|
|
7 ## the Free Software Foundation; either version 2, or (at your option) |
|
|
8 ## any later version. |
|
|
9 ## |
|
|
10 ## Octave is distributed in the hope that it will be useful, but |
|
|
11 ## WITHOUT ANY WARRANTY; without even the implied warranty of |
|
|
12 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|
|
13 ## General Public License for more details. |
|
|
14 ## |
|
|
15 ## You should have received a copy of the GNU General Public License |
|
|
16 ## along with Octave; see the file COPYING. If not, write to the Free |
|
|
17 ## Software Foundation, 59 Temple Place - Suite 330, Boston, MA |
|
|
18 ## 02111-1307, USA. |
|
245
|
19 |
|
2311
|
20 ## usage: columns (x) |
|
|
21 ## |
|
|
22 ## Return the the number of columns in x. |
|
|
23 ## |
|
|
24 ## See also: size, rows, length, is_scalar, is_vector, is_matrix |
|
4
|
25 |
|
2311
|
26 function nc = columns (x) |
|
4
|
27 |
|
|
28 if (nargin != 1) |
|
904
|
29 usage ("columns (x)"); |
|
4
|
30 endif |
|
|
31 |
|
|
32 [nr, nc] = size (x); |
|
|
33 |
|
|
34 endfunction |
