Mercurial > octave-nkf
annotate src/strfns.cc @ 8461:9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
| author | Thorsten Meyer <thorsten.meyier@gmx.de> |
|---|---|
| date | Mon, 12 Jan 2009 12:13:05 -0500 |
| parents | 8dff9cba15fe |
| children | ebdf1e058d85 |
| rev | line source |
|---|---|
| 807 | 1 /* |
| 2 | |
| 7017 | 3 Copyright (C) 1994, 1995, 1996, 1997, 1999, 2002, 2003, 2004, 2005, |
| 4 2006, 2007 John W. Eaton | |
| 807 | 5 |
| 6 This file is part of Octave. | |
| 7 | |
| 8 Octave is free software; you can redistribute it and/or modify it | |
| 9 under the terms of the GNU General Public License as published by the | |
| 7016 | 10 Free Software Foundation; either version 3 of the License, or (at your |
| 11 option) any later version. | |
| 807 | 12 |
| 13 Octave is distributed in the hope that it will be useful, but WITHOUT | |
| 14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 16 for more details. | |
| 17 | |
| 18 You should have received a copy of the GNU General Public License | |
| 7016 | 19 along with Octave; see the file COPYING. If not, see |
| 20 <http://www.gnu.org/licenses/>. | |
| 807 | 21 |
| 22 */ | |
| 23 | |
| 24 #ifdef HAVE_CONFIG_H | |
| 1192 | 25 #include <config.h> |
| 807 | 26 #endif |
| 27 | |
| 1355 | 28 #include <cctype> |
|
7528
26d8a92644de
try to avoid ctype macro problems
John W. Eaton <jwe@octave.org>
parents:
7017
diff
changeset
|
29 |
| 5765 | 30 #include <sstream> |
| 807 | 31 |
| 32 #include "dMatrix.h" | |
| 33 | |
| 5416 | 34 #include "Cell.h" |
| 1355 | 35 #include "defun.h" |
| 807 | 36 #include "error.h" |
| 37 #include "gripes.h" | |
| 2366 | 38 #include "ov.h" |
| 1355 | 39 #include "oct-obj.h" |
| 4457 | 40 #include "unwind-prot.h" |
| 807 | 41 #include "utils.h" |
| 42 | |
| 4358 | 43 DEFUN (char, args, , |
| 44 "-*- texinfo -*-\n\ | |
| 45 @deftypefn {Built-in Function} {} char (@var{x})\n\ | |
| 46 @deftypefnx {Built-in Function} {} char (@var{cell_array})\n\ | |
| 47 @deftypefnx {Built-in Function} {} char (@var{s1}, @var{s2}, @dots{})\n\ | |
|
8461
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
48 Create a string array from one or more numeric matrices, character\n\ |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
49 matrices or cell arrays. For numerical input, each element is converted\n\ |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
50 to the corresponding ASCII character. The arguments (and elements of\n\ |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
51 cell array(s)) are concatenated vertically.\n\ |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
52 The returned values are padded with blanks as needed to make each row\n\ |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
53 of the string array have the same length. Empty strings are not removed.\n\ |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
54 For example,\n\ |
| 4358 | 55 \n\ |
| 56 @example\n\ | |
| 57 @group\n\ | |
|
8461
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
58 char ([97, 98, 99], \"\", @{\"98\", \"99\", 100@}, [\"num\", \"bers\"])\n\ |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
59 @result{} [\"abc \"\n\ |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
60 \" \"\n\ |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
61 \"98 \"\n\ |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
62 \"99 \"\n\ |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
63 \"d \"\n\ |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
64 \"numbers\"]\n\ |
| 4358 | 65 @end group\n\ |
| 66 @end example\n\ | |
| 67 \n\ | |
| 68 @end deftypefn") | |
| 69 { | |
| 70 octave_value retval; | |
| 71 | |
| 72 int nargin = args.length (); | |
| 73 | |
| 74 if (nargin == 1) | |
| 5281 | 75 retval = args(0).convert_to_str (true, true, |
| 76 args(0).is_dq_string () ? '"' : '\''); | |
| 4358 | 77 else if (nargin > 1) |
| 78 { | |
| 79 int n_elts = 0; | |
| 80 | |
| 81 int max_len = 0; | |
| 82 | |
| 83 for (int i = 0; i < nargin; i++) | |
| 84 { | |
| 5707 | 85 string_vector s = args(i).all_strings (); |
| 4358 | 86 |
| 87 if (error_state) | |
| 88 { | |
| 4457 | 89 error ("char: unable to convert some args to strings"); |
| 4358 | 90 return retval; |
| 91 } | |
| 92 | |
|
8353
349a555729a9
keep empty strings in char
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
7528
diff
changeset
|
93 if (s.length () > 0) |
|
349a555729a9
keep empty strings in char
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
7528
diff
changeset
|
94 n_elts += s.length (); |
|
349a555729a9
keep empty strings in char
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
7528
diff
changeset
|
95 else |
|
349a555729a9
keep empty strings in char
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
7528
diff
changeset
|
96 n_elts += 1; |
| 4358 | 97 |
| 98 int s_max_len = s.max_length (); | |
| 99 | |
| 100 if (s_max_len > max_len) | |
| 101 max_len = s_max_len; | |
| 102 } | |
| 103 | |
| 104 string_vector result (n_elts); | |
| 105 | |
| 106 int k = 0; | |
| 107 | |
| 108 for (int i = 0; i < nargin; i++) | |
| 109 { | |
| 5707 | 110 string_vector s = args(i).all_strings (); |
| 4358 | 111 |
| 112 int n = s.length (); | |
| 113 | |
|
8353
349a555729a9
keep empty strings in char
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
7528
diff
changeset
|
114 if (n > 0) |
|
349a555729a9
keep empty strings in char
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
7528
diff
changeset
|
115 { |
|
349a555729a9
keep empty strings in char
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
7528
diff
changeset
|
116 for (int j = 0; j < n; j++) |
|
349a555729a9
keep empty strings in char
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
7528
diff
changeset
|
117 { |
|
349a555729a9
keep empty strings in char
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
7528
diff
changeset
|
118 std::string t = s[j]; |
|
349a555729a9
keep empty strings in char
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
7528
diff
changeset
|
119 int t_len = t.length (); |
| 4358 | 120 |
|
8353
349a555729a9
keep empty strings in char
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
7528
diff
changeset
|
121 if (max_len > t_len) |
|
349a555729a9
keep empty strings in char
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
7528
diff
changeset
|
122 t += std::string (max_len - t_len, ' '); |
| 4358 | 123 |
|
8353
349a555729a9
keep empty strings in char
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
7528
diff
changeset
|
124 result[k++] = t; |
|
349a555729a9
keep empty strings in char
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
7528
diff
changeset
|
125 } |
|
349a555729a9
keep empty strings in char
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
7528
diff
changeset
|
126 } |
|
349a555729a9
keep empty strings in char
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
7528
diff
changeset
|
127 else |
|
349a555729a9
keep empty strings in char
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
7528
diff
changeset
|
128 { |
|
349a555729a9
keep empty strings in char
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
7528
diff
changeset
|
129 result[k++] = std::string (max_len, ' '); |
|
349a555729a9
keep empty strings in char
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
7528
diff
changeset
|
130 } |
| 4358 | 131 } |
| 132 | |
| 5280 | 133 retval = octave_value (result, '\''); |
| 4358 | 134 } |
| 135 else | |
| 5823 | 136 print_usage (); |
| 4358 | 137 |
| 138 return retval; | |
| 139 } | |
| 140 | |
|
8353
349a555729a9
keep empty strings in char
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
7528
diff
changeset
|
141 /* |
|
349a555729a9
keep empty strings in char
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
7528
diff
changeset
|
142 %!error <Invalid call to char> char() |
|
349a555729a9
keep empty strings in char
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
7528
diff
changeset
|
143 %!assert (char (100) == "d"); |
|
349a555729a9
keep empty strings in char
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
7528
diff
changeset
|
144 %!assert (all(char (100,100) == ["d";"d"])); |
|
349a555729a9
keep empty strings in char
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
7528
diff
changeset
|
145 %!assert (all(char ({100,100}) == ["d";"d"])); |
|
349a555729a9
keep empty strings in char
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
7528
diff
changeset
|
146 %!assert (all(char ([100,100]) == ["dd"])); |
|
349a555729a9
keep empty strings in char
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
7528
diff
changeset
|
147 %!assert (all(char ({100,{100}}) == ["d";"d"])); |
|
349a555729a9
keep empty strings in char
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
7528
diff
changeset
|
148 %!assert (all(char (100, [], 100) == ["d";" ";"d"])) |
|
349a555729a9
keep empty strings in char
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
7528
diff
changeset
|
149 %!assert (all(char ({100, [], 100}) == ["d";" ";"d"])) |
|
349a555729a9
keep empty strings in char
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
7528
diff
changeset
|
150 %!assert (all(char ({100,{100, {""}}}) == ["d";"d";" "])) |
|
349a555729a9
keep empty strings in char
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
7528
diff
changeset
|
151 %!assert (all(char (["a";"be"], {"c", 100}) == ["a";"be";"c";"d"])) |
|
8372
8dff9cba15fe
move str2mat to deprecated and make it a simple wrapper around char
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8353
diff
changeset
|
152 %!assert(strcmp (char ("a", "bb", "ccc"), ["a "; "bb "; "ccc"])); |
|
8353
349a555729a9
keep empty strings in char
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
7528
diff
changeset
|
153 */ |
|
349a555729a9
keep empty strings in char
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
7528
diff
changeset
|
154 |
|
349a555729a9
keep empty strings in char
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
7528
diff
changeset
|
155 |
| 4535 | 156 DEFUN (ischar, args, , |
| 3361 | 157 "-*- texinfo -*-\n\ |
| 4535 | 158 @deftypefn {Built-in Function} {} ischar (@var{a})\n\ |
|
8461
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
159 Return 1 if @var{a} is a character array. Otherwise, return 0.\n\ |
| 3361 | 160 @end deftypefn") |
| 807 | 161 { |
| 4233 | 162 octave_value retval; |
| 807 | 163 |
| 164 int nargin = args.length (); | |
| 165 | |
| 166 if (nargin == 1 && args(0).is_defined ()) | |
| 4233 | 167 retval = args(0).is_string (); |
| 807 | 168 else |
| 5823 | 169 print_usage (); |
| 807 | 170 |
| 171 return retval; | |
| 172 } | |
| 173 | |
|
8461
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
174 /* |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
175 |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
176 %!assert (ischar ("a"), logical (1)); |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
177 %!assert (ischar (["ab";"cd"]), logical (1)); |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
178 %!assert (ischar ({"ab"}), logical (0)); |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
179 %!assert (ischar (1), logical (0)); |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
180 %!error <Invalid call to ischar.*> ischar (); |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
181 |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
182 */ |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
183 |
| 5415 | 184 DEFUN (strcmp, args, , |
| 185 "-*- texinfo -*-\n\ | |
| 6678 | 186 @deftypefn {Built-in Function} {} strcmp (@var{s1}, @var{s2})\n\ |
| 5415 | 187 Return 1 if the character strings @var{s1} and @var{s2} are the same,\n\ |
| 188 and 0 otherwise.\n\ | |
| 5674 | 189 \n\ |
| 190 If either @var{s1} or @var{s2} is a cell array of strings, then an array\n\ | |
| 191 of the same size is returned, containing the values described above for\n\ | |
| 192 every member of the cell array. The other argument may also be a cell\n\ | |
| 193 array of strings (of the same size or with only one element), char matrix\n\ | |
| 194 or character string.\n\ | |
| 195 \n\ | |
| 196 @strong{Caution:} For compatibility with @sc{Matlab}, Octave's strcmp\n\ | |
| 197 function returns 1 if the character strings are equal, and 0 otherwise.\n\ | |
| 198 This is just the opposite of the corresponding C library function.\n\ | |
| 199 @seealso{strcmpi, strncmp, strncmpi}\n\ | |
| 5415 | 200 @end deftypefn") |
| 201 { | |
| 5531 | 202 octave_value retval; |
| 5415 | 203 |
| 5416 | 204 if (args.length () == 2) |
| 205 { | |
| 206 bool s1_string = args(0).is_string (); | |
| 207 bool s1_cell = args(0).is_cell (); | |
| 208 bool s2_string = args(1).is_string (); | |
| 209 bool s2_cell = args(1).is_cell (); | |
| 5415 | 210 |
| 5416 | 211 if (s1_string && s2_string) |
| 212 { | |
| 213 // Must match exactly in all dimensions. | |
| 214 | |
| 215 const dim_vector dv1 = args(0).dims (); | |
| 216 const dim_vector dv2 = args(1).dims (); | |
| 5415 | 217 |
| 5416 | 218 if (dv1.length () == dv2.length ()) |
| 219 { | |
| 220 for (int i = 0; i < dv1.length (); i++) | |
| 221 { | |
| 222 if (dv1(i) != dv2(i)) | |
| 223 { | |
| 224 retval = false; | |
| 225 return retval; | |
| 226 } | |
| 227 } | |
| 5415 | 228 |
| 5416 | 229 if (dv1(0) == 0) |
| 230 retval = true; | |
| 231 else | |
| 232 { | |
| 233 charNDArray s1 = args(0).char_array_value (); | |
| 234 charNDArray s2 = args(1).char_array_value (); | |
| 5415 | 235 |
| 5416 | 236 for (int i = 0; i < dv1.numel (); i++) |
| 237 { | |
| 238 if (s1(i) != s2(i)) | |
| 239 { | |
| 240 retval = false; | |
| 241 return retval; | |
| 242 } | |
| 243 } | |
| 5415 | 244 |
| 5416 | 245 retval = true; |
| 246 } | |
| 5415 | 247 } |
| 248 } | |
| 5416 | 249 else if ((s1_string && s2_cell) || (s1_cell && s2_string)) |
| 5415 | 250 { |
| 5416 | 251 string_vector str; |
| 252 Cell cell; | |
| 253 int r; | |
| 5415 | 254 |
| 5416 | 255 if (s1_string) |
| 256 { | |
| 257 str = args(0).all_strings (); | |
| 258 r = args(0).rows (); | |
| 259 cell = args(1).cell_value (); | |
| 260 } | |
| 261 else | |
| 262 { | |
| 263 str = args(1).all_strings (); | |
| 264 r = args(1).rows (); | |
| 265 cell = args(0).cell_value (); | |
| 266 } | |
| 267 | |
| 5862 | 268 if (r == 0 || r == 1) |
| 5416 | 269 { |
| 270 // Broadcast the string. | |
| 271 | |
| 272 boolNDArray output (cell.dimensions); | |
| 5415 | 273 |
| 5862 | 274 std::string s = r == 0 ? std::string () : str[0]; |
| 275 | |
| 5416 | 276 for (int i = 0; i < cell.length (); i++) |
| 6250 | 277 { |
| 278 if (cell(i).is_string ()) | |
| 279 output(i) = (cell(i).string_value () == s); | |
| 280 else | |
| 281 output(i) = false; | |
| 282 } | |
| 5416 | 283 |
| 284 retval = output; | |
| 285 } | |
| 286 else if (r > 1) | |
| 5415 | 287 { |
| 5416 | 288 if (cell.length () == 1) |
| 5415 | 289 { |
| 5416 | 290 // Broadcast the cell. |
| 291 | |
| 292 const dim_vector dv (r, 1); | |
| 293 boolNDArray output (dv); | |
| 294 | |
| 295 if (cell(0).is_string ()) | |
| 296 { | |
| 297 const std::string str2 = cell(0).string_value (); | |
| 5415 | 298 |
| 5416 | 299 for (int i = 0; i < r; i++) |
| 300 output(i) = (str[i] == str2); | |
| 301 } | |
| 302 else | |
| 303 { | |
| 304 for (int i = 0; i < r; i++) | |
| 305 output(i) = false; | |
| 306 } | |
| 307 | |
| 308 retval = output; | |
| 5415 | 309 } |
| 310 else | |
| 311 { | |
| 5416 | 312 // Must match in all dimensions. |
| 313 | |
| 314 boolNDArray output (cell.dimensions); | |
| 5415 | 315 |
| 5416 | 316 if (cell.length () == r) |
| 317 { | |
| 318 for (int i = 0; i < r; i++) | |
| 6250 | 319 { |
| 320 if (cell(i).is_string ()) | |
| 321 output(i) = (str[i] == cell(i).string_value ()); | |
| 322 else | |
| 323 output(i) = false; | |
| 324 } | |
| 5415 | 325 |
| 5416 | 326 retval = output; |
| 327 } | |
| 328 else | |
| 329 retval = false; | |
| 5415 | 330 } |
| 331 } | |
| 332 } | |
| 5416 | 333 else if (s1_cell && s2_cell) |
| 5415 | 334 { |
| 5416 | 335 Cell cell1; |
| 336 Cell cell2; | |
| 5415 | 337 |
| 5416 | 338 int r1 = args(0).numel (); |
| 339 int r2; | |
| 340 | |
| 341 if (r1 == 1) | |
| 342 { | |
| 343 // Make the singleton cell2. | |
| 5415 | 344 |
| 5416 | 345 cell1 = args(1).cell_value (); |
| 346 cell2 = args(0).cell_value (); | |
| 347 r1 = cell1.length (); | |
| 348 r2 = 1; | |
| 349 } | |
| 350 else | |
| 351 { | |
| 352 cell1 = args(0).cell_value (); | |
| 353 cell2 = args(1).cell_value (); | |
| 354 r2 = cell2.length (); | |
| 355 } | |
| 5415 | 356 |
| 5416 | 357 const dim_vector size1 = cell1.dimensions; |
| 358 const dim_vector size2 = cell2.dimensions; | |
| 359 | |
| 360 boolNDArray output (size1); | |
| 361 | |
| 362 if (r2 == 1) | |
| 363 { | |
| 364 // Broadcast cell2. | |
| 365 | |
| 366 if (! cell2(0).is_string ()) | |
| 5415 | 367 { |
| 5416 | 368 for (int i = 0; i < r1; i++) |
| 369 output(i) = false; | |
| 5415 | 370 } |
| 371 else | |
| 5416 | 372 { |
| 373 const std::string str2 = cell2(0).string_value (); | |
| 374 | |
| 375 for (int i = 0; i < r1; i++) | |
| 376 { | |
| 377 if (cell1(i).is_string ()) | |
| 378 { | |
| 379 const std::string str1 = cell1(i).string_value (); | |
| 380 output(i) = (str1 == str2); | |
| 381 } | |
| 382 else | |
| 383 output(i) = false; | |
| 384 } | |
| 385 } | |
| 5415 | 386 } |
| 5416 | 387 else |
| 388 { | |
| 389 if (size1 != size2) | |
| 390 { | |
| 391 error ("strcmp: nonconformant cell arrays"); | |
| 392 return retval; | |
| 393 } | |
| 394 | |
| 395 for (int i = 0; i < r1; i++) | |
| 396 { | |
| 397 if (cell1(i).is_string () && cell2(i).is_string ()) | |
| 398 { | |
| 399 const std::string str1 = cell1(i).string_value (); | |
| 400 const std::string str2 = cell2(i).string_value (); | |
| 401 output(i) = (str1 == str2); | |
| 402 } | |
| 403 else | |
| 404 output(i) = false; | |
| 405 } | |
| 406 } | |
| 407 | |
| 408 retval = output; | |
| 5415 | 409 } |
| 5531 | 410 else |
| 411 retval = false; | |
| 5415 | 412 } |
| 5416 | 413 else |
| 5823 | 414 print_usage (); |
| 5415 | 415 |
| 416 return retval; | |
| 417 } | |
| 418 | |
| 5862 | 419 /* |
| 420 %!shared x | |
| 421 %! x = char (zeros (0, 2)); | |
| 422 %!assert (strcmp ('', x) == false); | |
| 423 %!assert (strcmp (x, '') == false); | |
| 424 %!assert (strcmp (x, x) == true); | |
| 5911 | 425 ## %!assert (strcmp ({''}, x) == false); |
| 426 ## %!assert (strcmp ({x}, '') == false); | |
| 427 ## %!assert (strcmp ({x}, x) == true); | |
| 428 ## %!assert (strcmp ('', {x}) == false); | |
| 429 ## %!assert (strcmp (x, {''}) == false); | |
| 430 ## %!assert (strcmp (x, {x}) == true); | |
| 431 ## %!assert (all (strcmp ({x; x}, '') == [false; false])); | |
| 432 ## %!assert (all (strcmp ({x; x}, {''}) == [false; false])); | |
| 433 ## %!assert (all (strcmp ('', {x; x}) == [false; false])); | |
| 434 ## %!assert (all (strcmp ({''}, {x; x}) == [false; false])); | |
| 5862 | 435 %!assert (strcmp ({'foo'}, x) == false); |
| 436 %!assert (strcmp ({'foo'}, 'foo') == true); | |
| 437 %!assert (strcmp ({'foo'}, x) == false); | |
| 438 %!assert (strcmp (x, {'foo'}) == false); | |
| 439 %!assert (strcmp ('foo', {'foo'}) == true); | |
| 440 %!assert (strcmp (x, {'foo'}) == false); | |
| 441 %!shared y | |
| 442 %! y = char (zeros (2, 0)); | |
| 443 %!assert (strcmp ('', y) == false); | |
| 444 %!assert (strcmp (y, '') == false); | |
| 445 %!assert (strcmp (y, y) == true); | |
| 446 %!assert (all (strcmp ({''}, y) == [true; true])); | |
| 447 %!assert (strcmp ({y}, '') == true); | |
| 448 %!assert (all (strcmp ({y}, y) == [true; true])); | |
| 449 %!assert (all (strcmp ('', {y}) == [true; true])); | |
| 450 %!assert (all (strcmp (y, {''}) == [true; true])); | |
| 451 %!assert (all (strcmp (y, {y}) == [true; true])); | |
| 5911 | 452 ## %!assert (all (strcmp ({y; y}, '') == [false; false])); |
| 453 ## %!assert (all (strcmp ({y; y}, {''}) == [false; false])); | |
| 454 ## %!assert (all (strcmp ('', {y; y}) == [false; false])); | |
| 455 ## %!assert (all (strcmp ({''}, {y; y}) == [false; false])); | |
| 5862 | 456 %!assert (all (strcmp ({'foo'}, y) == [false; false])); |
| 457 %!assert (all (strcmp ({'foo'}, y) == [false; false])); | |
| 458 %!assert (all (strcmp (y, {'foo'}) == [false; false])); | |
| 459 %!assert (all (strcmp (y, {'foo'}) == [false; false])); | |
| 460 */ | |
| 461 | |
| 6250 | 462 DEFUN (strncmp, args, , |
| 463 "-*- texinfo -*-\n\ | |
| 6678 | 464 @deftypefn {Built-in Function} {} strncmp (@var{s1}, @var{s2}, @var{n})\n\ |
| 6250 | 465 Return 1 if the first @var{n} characters of strings @var{s1} and @var{s2} are the same,\n\ |
| 466 and 0 otherwise.\n\ | |
| 467 \n\ | |
| 468 @example\n\ | |
| 469 @group\n\ | |
| 470 strncmp (\"abce\", \"abcd\", 3)\n\ | |
| 471 @result{} 1\n\ | |
| 472 @end group\n\ | |
| 473 @end example\n\ | |
| 474 \n\ | |
| 475 If either @var{s1} or @var{s2} is a cell array of strings, then an array\n\ | |
| 476 of the same size is returned, containing the values described above for\n\ | |
| 477 every member of the cell array. The other argument may also be a cell\n\ | |
| 478 array of strings (of the same size or with only one element), char matrix\n\ | |
| 479 or character string.\n\ | |
| 480 \n\ | |
| 481 @example\n\ | |
| 482 @group\n\ | |
| 6256 | 483 strncmp (\"abce\", @{\"abcd\", \"bca\", \"abc\"@}, 3)\n\ |
| 6250 | 484 @result{} [1, 0, 1]\n\ |
| 485 @end group\n\ | |
| 486 @end example\n\ | |
| 487 \n\ | |
| 488 @strong{Caution:} For compatibility with @sc{Matlab}, Octave's strncmp\n\ | |
| 489 function returns 1 if the character strings are equal, and 0 otherwise.\n\ | |
| 490 This is just the opposite of the corresponding C library function.\n\ | |
| 491 @seealso{strncmpi, strcmp, strcmpi}\n\ | |
| 492 @end deftypefn") | |
| 493 { | |
| 494 octave_value retval; | |
| 495 | |
| 496 if (args.length () == 3) | |
| 497 { | |
| 498 bool s1_string = args(0).is_string (); | |
| 499 bool s1_cell = args(0).is_cell (); | |
| 500 bool s2_string = args(1).is_string (); | |
| 501 bool s2_cell = args(1).is_cell (); | |
| 502 | |
| 503 // Match only first n strings. | |
| 504 int n = args(2).int_value (); | |
| 505 | |
| 506 if (n <= 0) | |
| 507 { | |
| 508 error ("strncmp: N must be greater than 0"); | |
| 509 return retval; | |
| 510 } | |
| 511 | |
| 512 if (s1_string && s2_string) | |
| 513 { | |
| 514 // The only restriction here is that each string has equal or | |
| 515 // greater than n characters | |
| 516 | |
| 517 const dim_vector dv1 = args(0).dims (); | |
| 518 const dim_vector dv2 = args(1).dims (); | |
| 519 | |
| 520 if (dv1.numel () >= n && dv2.numel () >= n) | |
| 521 { | |
| 522 // Follow Matlab in the sense that the first n characters of | |
| 523 // the two strings (in column major order) need to be the same. | |
| 524 charNDArray s1 = args(0).char_array_value (); | |
| 525 charNDArray s2 = args(1).char_array_value (); | |
| 526 | |
| 527 for (int i = 0; i < n; i++) | |
| 528 { | |
| 529 if (s1(i) != s2(i)) | |
| 530 { | |
| 531 retval = false; | |
| 532 return retval; | |
| 533 } | |
| 534 } | |
| 535 | |
| 536 retval = true; | |
| 537 } | |
| 538 else | |
| 539 retval = false; | |
| 540 } | |
| 541 else if ((s1_string && s2_cell) || (s1_cell && s2_string)) | |
| 542 { | |
| 543 string_vector str; | |
| 544 Cell cell; | |
| 545 int r, c; | |
| 546 | |
| 547 if (s1_string) | |
| 548 { | |
| 549 str = args(0).all_strings (); | |
| 550 r = args(0).rows (); | |
| 551 c = args(0).columns (); | |
| 552 cell = args(1).cell_value (); | |
| 553 } | |
| 554 else | |
| 555 { | |
| 556 str = args(1).all_strings (); | |
| 557 r = args(1).rows (); | |
| 558 c = args(1).columns (); | |
| 559 cell = args(0).cell_value (); | |
| 560 } | |
| 561 | |
| 562 if (r == 1) | |
| 563 { | |
| 564 // Broadcast the string. | |
| 565 | |
| 566 boolNDArray output (cell.dimensions); | |
| 567 | |
| 568 if (c < n) | |
| 569 { | |
| 570 for (int i = 0; i < cell.length (); i++) | |
| 571 output(i) = false; | |
| 572 } | |
| 573 else | |
| 574 { | |
| 575 for (int i = 0; i < cell.length (); i++) | |
| 576 { | |
| 577 if (cell(i).is_string ()) | |
| 578 { | |
| 579 const std::string str2 = cell(i).string_value (); | |
| 580 | |
| 581 if (str2.length() >= n) | |
| 582 { | |
| 583 if (str2.compare (0, n, str[0], 0, n) == 0) | |
| 584 output(i) = true; | |
| 585 else | |
| 586 output(i) = false; | |
| 587 } | |
| 588 else | |
| 589 output(i) = false; | |
| 590 } | |
| 591 } | |
| 592 } | |
| 593 | |
| 594 retval = output; | |
| 595 } | |
| 596 else if (r > 1) | |
| 597 { | |
| 598 if (cell.length () == 1) | |
| 599 { | |
| 600 // Broadcast the cell. | |
| 601 | |
| 602 const dim_vector dv (r, 1); | |
| 603 boolNDArray output (dv); | |
| 604 | |
| 605 if (cell(0).is_string () && c >= n) | |
| 606 { | |
| 607 const std::string str2 = cell(0).string_value (); | |
| 608 | |
| 609 if (str2.length () >= n) | |
| 610 { | |
| 611 for (int i = 0; i < r; i++) | |
| 612 { | |
| 613 if (str[i].compare (0, n, str2, 0, n) == 0) | |
| 614 output(i) = true; | |
| 615 else | |
| 616 output(i) = false; | |
| 617 } | |
| 618 } | |
| 619 else | |
| 620 { | |
| 621 for (int i = 0; i < r; i++) | |
| 622 output(i) = false; | |
| 623 } | |
| 624 } | |
| 625 else | |
| 626 { | |
| 627 for (int i = 0; i < r; i++) | |
| 628 output(i) = false; | |
| 629 } | |
| 630 | |
| 631 retval = output; | |
| 632 } | |
| 633 else | |
| 634 { | |
| 635 // Must match in all dimensions. | |
| 636 | |
| 637 boolNDArray output (cell.dimensions); | |
| 638 | |
| 639 if (cell.numel () == r) | |
| 640 { | |
| 641 for (int i = 0; i < r; i++) | |
| 642 { | |
| 643 output(i) = false; | |
| 644 | |
| 645 if (cell(i).is_string () && c >= n) | |
| 646 { | |
| 647 std::string str2 = cell(i).string_value (); | |
| 648 | |
| 649 if (str2.length () >= n | |
| 650 && str2.compare (0, n, str[i], 0, n) == 0) | |
| 651 output(i) = true; | |
| 652 } | |
| 653 } | |
| 654 | |
| 655 retval = output; | |
| 656 } | |
| 657 else | |
| 658 { | |
| 659 error ("strncmp: the number of rows of the string matrix must match the number of elements in the cell"); | |
| 660 return retval; | |
| 661 } | |
| 662 } | |
| 663 } | |
| 664 } | |
| 665 else if (s1_cell && s2_cell) | |
| 666 { | |
| 667 Cell cell1; | |
| 668 Cell cell2; | |
| 669 | |
| 670 int r1 = args(0).numel (); | |
| 671 int r2; | |
| 672 | |
| 673 if (r1 == 1) | |
| 674 { | |
| 675 // Make the singleton cell2. | |
| 676 | |
| 677 cell1 = args(1).cell_value (); | |
| 678 cell2 = args(0).cell_value (); | |
| 679 r1 = cell1.length (); | |
| 680 r2 = 1; | |
| 681 } | |
| 682 else | |
| 683 { | |
| 684 cell1 = args(0).cell_value (); | |
| 685 cell2 = args(1).cell_value (); | |
| 686 r2 = cell2.length (); | |
| 687 } | |
| 688 | |
| 689 const dim_vector size1 = cell1.dimensions; | |
| 690 const dim_vector size2 = cell2.dimensions; | |
| 691 | |
| 692 boolNDArray output (size1); | |
| 693 | |
| 694 if (r2 == 1) | |
| 695 { | |
| 696 // Broadcast cell2. | |
| 697 | |
| 698 if (! cell2(0).is_string ()) | |
| 699 { | |
| 700 for (int i = 0; i < r1; i++) | |
| 701 output(i) = false; | |
| 702 } | |
| 703 else | |
| 704 { | |
| 705 const std::string str2 = cell2(0).string_value (); | |
| 706 | |
| 707 for (int i = 0; i < r1; i++) | |
| 708 { | |
| 709 if (cell1(i).is_string ()) | |
| 710 { | |
| 711 const std::string str1 = cell1(i).string_value (); | |
| 712 | |
| 713 if (str1.length () >= n && str2.length () >= n | |
| 714 && str1.compare (0, n, str2, 0, n) == 0) | |
| 715 output(i) = true; | |
| 716 else | |
| 717 output(i) = false; | |
| 718 } | |
| 719 else | |
| 720 output(i) = false; | |
| 721 } | |
| 722 } | |
| 723 } | |
| 724 else | |
| 725 { | |
| 726 if (size1 != size2) | |
| 727 { | |
| 728 error ("strncmp: nonconformant cell arrays"); | |
| 729 return retval; | |
| 730 } | |
| 731 | |
| 732 for (int i = 0; i < r1; i++) | |
| 733 { | |
| 734 if (cell1(i).is_string () && cell2(i).is_string ()) | |
| 735 { | |
| 736 const std::string str1 = cell1(i).string_value (); | |
| 737 const std::string str2 = cell2(i).string_value (); | |
| 738 | |
| 739 if (str1.length () >= n && str2.length () >= n | |
| 740 && str1.compare (0, n, str2, 0, n) == 0) | |
| 741 output(i) = true; | |
| 742 else | |
| 743 output(i) = false; | |
| 744 } | |
| 745 else | |
| 746 output(i) = false; | |
| 747 } | |
| 748 } | |
| 749 | |
| 750 retval = output; | |
| 751 } | |
| 752 else | |
| 753 retval = false; | |
| 754 } | |
| 755 else | |
| 756 print_usage (); | |
| 757 | |
| 758 return retval; | |
| 759 } | |
| 760 | |
|
8461
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
761 /* |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
762 %!error <Invalid call to strncmp.*> strncmp (); |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
763 %!error <Invalid call to strncmp.*> strncmp ("abc", "def"); |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
764 %!assert (strncmp ("abce", "abc", 3) == 1) |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
765 %!assert (strncmp (100, 100, 1) == 0) |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
766 %!assert (all (strncmp ("abce", {"abcd", "bca", "abc"}, 3) == [1, 0, 1])) |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
767 %!assert (all (strncmp ("abc", {"abcd", "bca", "abc"}, 4) == [0, 0, 0])) |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
768 %!assert (all (strncmp ({"abcd", "bca", "abc"},"abce", 3) == [1, 0, 1])) |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
769 %!assert (all (strncmp ({"abcd", "bca", "abc"},{"abcd", "bca", "abe"}, 3) == [1, 1, 0])) |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
770 */ |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
771 |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
772 |
| 5690 | 773 DEFUN (list_in_columns, args, , |
| 774 "-*- texinfo -*-\n\ | |
| 775 @deftypefn {Built-in Function} {} list_in_columns (@var{arg}, @var{width})\n\ | |
| 776 Return a string containing the elements of @var{arg} listed in\n\ | |
| 777 columns with an overall maximum width of @var{width}. The argument\n\ | |
| 778 @var{arg} must be a cell array of character strings or a character array.\n\ | |
| 779 If @var{width} is not specified, the width of the terminal screen is used.\n\ | |
|
8461
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
780 Newline characters are used to break the lines in the output string.\n\ |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
781 For example:\n\ |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
782 \n\ |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
783 @example\n\ |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
784 @group\n\ |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
785 list_in_columns (@{\"abc\", \"def\", \"ghijkl\", \"mnop\", \"qrs\", \"tuv\"@}, 20)\n\ |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
786 @result{} ans = abc mnop\n\ |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
787 def qrs\n\ |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
788 ghijkl tuv\n\ |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
789 \n\ |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
790 whos ans\n\ |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
791 @result{}\n\ |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
792 Variables in the current scope:\n\ |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
793 \n\ |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
794 Attr Name Size Bytes Class\n\ |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
795 ==== ==== ==== ===== =====\n\ |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
796 ans 1x37 37 char\n\ |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
797 \n\ |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
798 Total is 37 elements using 37 bytes\n\ |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
799 @end group\n\ |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
800 @end example\n\ |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
801 \n\ |
| 5690 | 802 @seealso{terminal_size}\n\ |
| 803 @end deftypefn") | |
| 804 { | |
| 805 octave_value retval; | |
| 806 | |
| 807 int nargin = args.length (); | |
| 808 | |
| 809 if (nargin == 1 || nargin == 2) | |
| 810 { | |
| 811 string_vector s = args(0).all_strings (); | |
| 812 | |
| 813 if (! error_state) | |
| 814 { | |
| 5765 | 815 std::ostringstream buf; |
| 5690 | 816 |
| 817 if (nargin == 1) | |
| 818 // Let list_in_columns query terminal width. | |
| 819 s.list_in_columns (buf); | |
| 820 else | |
| 821 { | |
| 822 int width = args(1).int_value (); | |
| 823 | |
| 824 if (! error_state) | |
| 825 s.list_in_columns (buf, width); | |
| 826 else | |
| 827 error ("list_in_columns: expecting width to be an integer"); | |
| 828 } | |
| 829 | |
| 5765 | 830 retval = buf.str (); |
| 5690 | 831 } |
| 832 else | |
| 833 error ("list_in_columns: expecting cellstr or char array"); | |
| 834 } | |
| 835 else | |
| 5823 | 836 print_usage (); |
| 5690 | 837 |
| 838 return retval; | |
| 839 } | |
| 840 | |
| 807 | 841 /* |
|
8461
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
842 %!error <Invalid call to list_in_columns.*> list_in_columns (); |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
843 %!error <Invalid call to list_in_columns.*> list_in_columns (["abc", "def"], 20, 2); |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
844 %!error <invalid conversion from string to real scalar.*> list_in_columns (["abc", "def"], "a"); |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
845 %!test |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
846 %! input = {"abc", "def", "ghijkl", "mnop", "qrs", "tuv"}; |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
847 %! result = "abc mnop\ndef qrs\nghijkl tuv\n"; |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
848 %! assert (list_in_columns (input, 20) == result); |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
849 %!test |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
850 %! input = ["abc"; "def"; "ghijkl"; "mnop"; "qrs"; "tuv"]; |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
851 %! result = "abc mnop \ndef qrs \nghijkl tuv \n"; |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
852 %! assert (list_in_columns (input, 20) == result); |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
853 */ |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
854 |
|
9d456730b7a8
strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents:
8372
diff
changeset
|
855 /* |
| 807 | 856 ;;; Local Variables: *** |
| 857 ;;; mode: C++ *** | |
| 858 ;;; End: *** | |
| 859 */ |