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annotate src/strfns.cc @ 9307:c2923c27c877

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Various documentation improvements
author Rik <rdrider0-list@yahoo.com>
date Sat, 06 Jun 2009 18:30:52 -0700
parents 7c02ec148a3c
children 06e11df4592d
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1 /*
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2
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3 Copyright (C) 1994, 1995, 1996, 1997, 1999, 2002, 2003, 2004, 2005,
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John W. Eaton <jwe@octave.org>
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4 2006, 2007, 2008, 2009 John W. Eaton
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5
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6 This file is part of Octave.
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7
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8 Octave is free software; you can redistribute it and/or modify it
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9 under the terms of the GNU General Public License as published by the
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10 Free Software Foundation; either version 3 of the License, or (at your
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11 option) any later version.
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12
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13 Octave is distributed in the hope that it will be useful, but WITHOUT
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14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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16 for more details.
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17
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18 You should have received a copy of the GNU General Public License
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19 along with Octave; see the file COPYING. If not, see
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20 <http://www.gnu.org/licenses/>.
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21
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22 */
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23
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24 #ifdef HAVE_CONFIG_H
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25 #include <config.h>
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26 #endif
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27
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28 #include <cctype>
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29
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30 #include <queue>
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31 #include <sstream>
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32
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33 #include "dMatrix.h"
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34
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35 #include "Cell.h"
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36 #include "defun.h"
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37 #include "error.h"
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38 #include "gripes.h"
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39 #include "ov.h"
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40 #include "oct-obj.h"
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41 #include "unwind-prot.h"
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42 #include "utils.h"
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43
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44 DEFUN (char, args, ,
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45 "-*- texinfo -*-\n\
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46 @deftypefn {Built-in Function} {} char (@var{x})\n\
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47 @deftypefnx {Built-in Function} {} char (@var{x}, @dots{})\n\
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48 @deftypefnx {Built-in Function} {} char (@var{s1}, @var{s2}, @dots{})\n\
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49 @deftypefnx {Built-in Function} {} char (@var{cell_array})\n\
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50 Create a string array from one or more numeric matrices, character\n\
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51 matrices, or cell arrays. Arguments are concatenated vertically.\n\
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52 The returned values are padded with blanks as needed to make each row\n\
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53 of the string array have the same length. Empty input strings are\n\
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54 significant and will concatenated in the output.\n\
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55 \n\
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56 For numerical input, each element is converted\n\
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57 to the corresponding ASCII character. A range error results if an input\n\
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58 is outside the ASCII range (0-255).\n\
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59 \n\
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60 For cell arrays, each element is concatenated separately. Cell arrays converted through\n\
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61 @code{char} can mostly be converted back with @code{cellstr}.\n\
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62 For example,\n\
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63 \n\
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64 @example\n\
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65 @group\n\
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66 char ([97, 98, 99], \"\", @{\"98\", \"99\", 100@}, \"str1\", [\"ha\", \"lf\"])\n\
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67 @result{} [\"abc \"\n\
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68 \" \"\n\
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69 \"98 \"\n\
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70 \"99 \"\n\
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71 \"d \"\n\
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72 \"str1 \"\n\
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73 \"half \"]\n\
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74 @end group\n\
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75 @end example\n\
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76 @seealso{strvcat, cellstr}\n\
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77 @end deftypefn")
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78 {
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79 octave_value retval;
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80
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81 int nargin = args.length ();
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82
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83 if (nargin == 1)
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84 retval = args(0).convert_to_str (true, true,
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85 args(0).is_dq_string () ? '"' : '\'');
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86 else if (nargin > 1)
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87 {
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88 int n_elts = 0;
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89
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90 int max_len = 0;
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91
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92 std::queue<string_vector> args_as_strings;
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93
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94 for (int i = 0; i < nargin; i++)
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95 {
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96 string_vector s = args(i).all_strings ();
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97
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98 if (error_state)
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99 {
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100 error ("char: unable to convert some args to strings");
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101 return retval;
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102 }
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103
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104 if (s.length () > 0)
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105 n_elts += s.length ();
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106 else
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107 n_elts += 1;
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108
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109 int s_max_len = s.max_length ();
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110
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111 if (s_max_len > max_len)
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112 max_len = s_max_len;
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113
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114 args_as_strings.push (s);
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115 }
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116
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117 string_vector result (n_elts);
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118
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119 int k = 0;
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120
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121 for (int i = 0; i < nargin; i++)
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122 {
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123 string_vector s = args_as_strings.front ();
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124 args_as_strings.pop ();
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125
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126 int n = s.length ();
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127
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128 if (n > 0)
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129 {
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130 for (int j = 0; j < n; j++)
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131 {
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132 std::string t = s[j];
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133 int t_len = t.length ();
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134
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135 if (max_len > t_len)
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136 t += std::string (max_len - t_len, ' ');
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137
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138 result[k++] = t;
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139 }
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140 }
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141 else
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142 result[k++] = std::string (max_len, ' ');
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143 }
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144
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145 retval = octave_value (result, '\'');
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146 }
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147 else
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148 print_usage ();
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149
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150 return retval;
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151 }
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152
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153 /*
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154 %!error <Invalid call to char> char()
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155 %!assert (char (100) == "d");
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156 %!assert (all(char (100,100) == ["d";"d"]));
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157 %!assert (all(char ({100,100}) == ["d";"d"]));
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158 %!assert (all(char ([100,100]) == ["dd"]));
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159 %!assert (all(char ({100,{100}}) == ["d";"d"]));
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160 %!assert (all(char (100, [], 100) == ["d";" ";"d"]))
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161 %!assert (all(char ({100, [], 100}) == ["d";" ";"d"]))
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162 %!assert (all(char ({100,{100, {""}}}) == ["d";"d";" "]))
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163 %!assert (all(char (["a";"be"], {"c", 100}) == ["a";"be";"c";"d"]))
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164 %!assert(strcmp (char ("a", "bb", "ccc"), ["a "; "bb "; "ccc"]));
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165 */
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166
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167 DEFUN (strvcat, args, ,
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168 "-*- texinfo -*-\n\
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169 @deftypefn {Built-in Function} {} strvcat (@var{x})\n\
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170 @deftypefnx {Built-in Function} {} strvcat (@var{x}, @dots{})\n\
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171 @deftypefnx {Built-in Function} {} strvcat (@var{s1}, @var{s2}, @dots{})\n\
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172 @deftypefnx {Built-in Function} {} strvcat (@var{cell_array})\n\
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173 Create a character array from one or more numeric matrices, character\n\
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174 matrices, or cell arrays. Arguments are concatenated vertically.\n\
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175 The returned values are padded with blanks as needed to make each row\n\
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176 of the string array have the same length. Unlike @code{char}, empty\n\
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177 strings are removed and will not appear in the output.\n\
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178 \n\
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179 For numerical input, each element is converted\n\
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180 to the corresponding ASCII character. A range error results if an input\n\
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181 is outside the ASCII range (0-255).\n\
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182 \n\
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183 For cell arrays, each element is concatenated separately. Cell arrays converted through\n\
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184 @code{strvcat} can mostly be converted back with @code{cellstr}.\n\
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185 For example,\n\
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186 \n\
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187 @example\n\
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188 @group\n\
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189 strvcat ([97, 98, 99], \"\", @{\"98\", \"99\", 100@}, \"str1\", [\"ha\", \"lf\"])\n\
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190 @result{} [\"abc \"\n\
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191 \"98 \"\n\
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192 \"99 \"\n\
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193 \"d \"\n\
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194 \"str1 \"\n\
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195 \"half \"]\n\
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196 @end group\n\
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197 @end example\n\
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198 @seealso{char, strcat, cstrcat}\n\
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199 @end deftypefn")
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200 {
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201 octave_value retval;
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202
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203 int nargin = args.length ();
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204
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205 if (nargin > 0)
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206 {
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207 int n_elts = 0;
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208
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209 size_t max_len = 0;
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210
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211 std::queue<string_vector> args_as_strings;
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212
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213 for (int i = 0; i < nargin; i++)
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214 {
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215 string_vector s = args(i).all_strings ();
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216
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217 if (error_state)
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218 {
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219 error ("strvcat: unable to convert some args to strings");
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220 return retval;
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221 }
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222
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223 size_t n = s.length ();
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224
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225 // do not count empty strings in calculation of number of elements
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226 if (n > 0)
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227 {
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228 for (size_t j = 0; j < n; j++)
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229 {
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230 if (s[j].length () > 0)
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231 n_elts++;
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232 }
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233 }
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234
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235 size_t s_max_len = s.max_length ();
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236
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237 if (s_max_len > max_len)
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238 max_len = s_max_len;
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239
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240 args_as_strings.push (s);
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241 }
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242
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243 string_vector result (n_elts);
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244
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245 octave_idx_type k = 0;
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246
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247 for (int i = 0; i < nargin; i++)
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248 {
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249 string_vector s = args_as_strings.front ();
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250 args_as_strings.pop ();
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251
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252 size_t n = s.length ();
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253
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254 if (n > 0)
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255 {
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256 for (size_t j = 0; j < n; j++)
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257 {
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258 std::string t = s[j];
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259 if (t.length () > 0)
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260 {
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261 size_t t_len = t.length ();
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262
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263 if (max_len > t_len)
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264 t += std::string (max_len - t_len, ' ');
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265
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266 result[k++] = t;
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267 }
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268 }
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269 }
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270 }
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271
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272 retval = octave_value (result, '\'');
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273 }
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274 else
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275 print_usage ();
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276
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277 return retval;
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278 }
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279
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280 /*
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281 %!error <Invalid call to strvcat> strvcat()
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282 %!assert (strvcat (""), "");
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283 %!assert (strvcat (100) == "d");
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284 %!assert (all(strvcat (100,100) == ["d";"d"]));
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285 %!assert (all(strvcat ({100,100}) == ["d";"d"]));
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286 %!assert (all(strvcat ([100,100]) == ["dd"]));
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287 %!assert (all(strvcat ({100,{100}}) == ["d";"d"]));
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288 %!assert (all(strvcat (100, [], 100) == ["d";"d"]))
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289 %!assert (all(strvcat ({100, [], 100}) == ["d";"d"]))
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290 %!assert (all(strvcat ({100,{100, {""}}}) == ["d";"d"]))
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291 %!assert (all(strvcat (["a";"be"], {"c", 100}) == ["a";"be";"c";"d"]))
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292 %!assert(strcmp (strvcat ("a", "bb", "ccc"), ["a "; "bb "; "ccc"]));
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293 */
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294
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295
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296 DEFUN (ischar, args, ,
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297 "-*- texinfo -*-\n\
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298 @deftypefn {Built-in Function} {} ischar (@var{a})\n\
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299 Return 1 if @var{a} is a character array. Otherwise, return 0.\n\
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300 @end deftypefn")
807
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301 {
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302 octave_value retval;
807
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303
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304 int nargin = args.length ();
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305
c03b179482fc [project @ 1994-10-14 14:21:58 by jwe]
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diff changeset
306 if (nargin == 1 && args(0).is_defined ())
4233
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307 retval = args(0).is_string ();
807
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diff changeset
308 else
5823
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diff changeset
309 print_usage ();
807
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diff changeset
310
c03b179482fc [project @ 1994-10-14 14:21:58 by jwe]
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diff changeset
311 return retval;
c03b179482fc [project @ 1994-10-14 14:21:58 by jwe]
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diff changeset
312 }
c03b179482fc [project @ 1994-10-14 14:21:58 by jwe]
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313
8461
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diff changeset
314 /*
9d456730b7a8 strfns.cc: improve documentation strings, add examples and tests
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315
9d456730b7a8 strfns.cc: improve documentation strings, add examples and tests
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316 %!assert (ischar ("a"), logical (1));
9d456730b7a8 strfns.cc: improve documentation strings, add examples and tests
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diff changeset
317 %!assert (ischar (["ab";"cd"]), logical (1));
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318 %!assert (ischar ({"ab"}), logical (0));
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319 %!assert (ischar (1), logical (0));
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320 %!error <Invalid call to ischar.*> ischar ();
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321
9d456730b7a8 strfns.cc: improve documentation strings, add examples and tests
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diff changeset
322 */
9d456730b7a8 strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
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diff changeset
323
5415
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324 DEFUN (strcmp, args, ,
1fbae9f046e3 [project @ 2005-07-18 18:16:12 by jwe]
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325 "-*- texinfo -*-\n\
6678
49724abe1236 [project @ 2007-05-31 19:44:45 by jwe]
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326 @deftypefn {Built-in Function} {} strcmp (@var{s1}, @var{s2})\n\
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327 Return 1 if the character strings @var{s1} and @var{s2} are the same,\n\
1fbae9f046e3 [project @ 2005-07-18 18:16:12 by jwe]
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328 and 0 otherwise.\n\
5674
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329 \n\
86adc85cc471 [project @ 2006-03-16 03:46:45 by jwe]
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330 If either @var{s1} or @var{s2} is a cell array of strings, then an array\n\
86adc85cc471 [project @ 2006-03-16 03:46:45 by jwe]
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331 of the same size is returned, containing the values described above for\n\
9036
58604c45ca74 Cleanup of data types related documentation
Rik <rdrider0-list@yahoo.com>
parents: 8920
diff changeset
332 every member of the cell array. The other argument may also be a cell\n\
5674
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333 array of strings (of the same size or with only one element), char matrix\n\
86adc85cc471 [project @ 2006-03-16 03:46:45 by jwe]
jwe
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diff changeset
334 or character string.\n\
86adc85cc471 [project @ 2006-03-16 03:46:45 by jwe]
jwe
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diff changeset
335 \n\
9064
7c02ec148a3c Check grammar on all .cc files
Rik <rdrider0-list@yahoo.com>
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diff changeset
336 @strong{Caution:} For compatibility with @sc{matlab}, Octave's strcmp\n\
5674
86adc85cc471 [project @ 2006-03-16 03:46:45 by jwe]
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337 function returns 1 if the character strings are equal, and 0 otherwise.\n\
86adc85cc471 [project @ 2006-03-16 03:46:45 by jwe]
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338 This is just the opposite of the corresponding C library function.\n\
86adc85cc471 [project @ 2006-03-16 03:46:45 by jwe]
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339 @seealso{strcmpi, strncmp, strncmpi}\n\
5415
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340 @end deftypefn")
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diff changeset
341 {
5531
ad2e70544c77 [project @ 2005-11-07 19:12:21 by jwe]
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342 octave_value retval;
5415
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343
5416
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344 if (args.length () == 2)
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345 {
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diff changeset
346 bool s1_string = args(0).is_string ();
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diff changeset
347 bool s1_cell = args(0).is_cell ();
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diff changeset
348 bool s2_string = args(1).is_string ();
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diff changeset
349 bool s2_cell = args(1).is_cell ();
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350
5416
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351 if (s1_string && s2_string)
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diff changeset
352 {
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
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diff changeset
353 // Must match exactly in all dimensions.
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diff changeset
354
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355 const dim_vector dv1 = args(0).dims ();
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diff changeset
356 const dim_vector dv2 = args(1).dims ();
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357
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diff changeset
358 if (dv1.length () == dv2.length ())
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diff changeset
359 {
8809
732cb0236488 strfns.cc: use size_t or octave_idx_type instead of int as needed
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diff changeset
360 for (octave_idx_type i = 0; i < dv1.length (); i++)
5416
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diff changeset
361 {
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diff changeset
362 if (dv1(i) != dv2(i))
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parents: 5415
diff changeset
363 {
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diff changeset
364 retval = false;
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365 return retval;
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diff changeset
366 }
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diff changeset
367 }
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diff changeset
368
5416
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diff changeset
369 if (dv1(0) == 0)
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370 retval = true;
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diff changeset
371 else
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
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diff changeset
372 {
8825
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diff changeset
373 const charNDArray s1 = args(0).char_array_value ();
c3445f1c8cb4 reuse cellstr cache in strcmp
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diff changeset
374 const charNDArray s2 = args(1).char_array_value ();
5415
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375
8809
732cb0236488 strfns.cc: use size_t or octave_idx_type instead of int as needed
John W. Eaton <jwe@octave.org>
parents: 8524
diff changeset
376 for (octave_idx_type i = 0; i < dv1.numel (); i++)
5416
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diff changeset
377 {
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
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parents: 5415
diff changeset
378 if (s1(i) != s2(i))
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
379 {
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
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diff changeset
380 retval = false;
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
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diff changeset
381 return retval;
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
382 }
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
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parents: 5415
diff changeset
383 }
5415
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diff changeset
384
5416
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diff changeset
385 retval = true;
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
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parents: 5415
diff changeset
386 }
5415
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diff changeset
387 }
1fbae9f046e3 [project @ 2005-07-18 18:16:12 by jwe]
jwe
parents: 5307
diff changeset
388 }
5416
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diff changeset
389 else if ((s1_string && s2_cell) || (s1_cell && s2_string))
5415
1fbae9f046e3 [project @ 2005-07-18 18:16:12 by jwe]
jwe
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diff changeset
390 {
8825
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Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
391 octave_value str_val, cell_val;
5415
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diff changeset
392
5416
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diff changeset
393 if (s1_string)
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
394 {
8825
c3445f1c8cb4 reuse cellstr cache in strcmp
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diff changeset
395 str_val = args (0);
c3445f1c8cb4 reuse cellstr cache in strcmp
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parents: 8809
diff changeset
396 cell_val = args (1);
5416
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
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diff changeset
397 }
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
398 else
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
399 {
8825
c3445f1c8cb4 reuse cellstr cache in strcmp
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parents: 8809
diff changeset
400 str_val = args (1);
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
401 cell_val = args (0);
5416
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
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diff changeset
402 }
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
403
8825
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
404 const Cell cell = cell_val.cell_value ();
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
405 const string_vector str = str_val.all_strings ();
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
406 octave_idx_type r = str.rows ();
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
407
5862
2b35a7fe9302 [project @ 2006-06-20 04:31:56 by jwe]
jwe
parents: 5823
diff changeset
408 if (r == 0 || r == 1)
5416
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
409 {
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
410 // Broadcast the string.
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
411
8825
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
412 boolNDArray output (cell_val.dims (), false);
5415
1fbae9f046e3 [project @ 2005-07-18 18:16:12 by jwe]
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parents: 5307
diff changeset
413
5862
2b35a7fe9302 [project @ 2006-06-20 04:31:56 by jwe]
jwe
parents: 5823
diff changeset
414 std::string s = r == 0 ? std::string () : str[0];
2b35a7fe9302 [project @ 2006-06-20 04:31:56 by jwe]
jwe
parents: 5823
diff changeset
415
8825
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
416 if (cell_val.is_cellstr ())
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
417 {
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
418 const Array<std::string> cellstr = cell_val.cellstr_value ();
c3445f1c8cb4 reuse cellstr cache in strcmp
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parents: 8809
diff changeset
419 for (octave_idx_type i = 0; i < cellstr.length (); i++)
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
420 output(i) = cellstr(i) == s;
c3445f1c8cb4 reuse cellstr cache in strcmp
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parents: 8809
diff changeset
421 }
c3445f1c8cb4 reuse cellstr cache in strcmp
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parents: 8809
diff changeset
422 else
c3445f1c8cb4 reuse cellstr cache in strcmp
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parents: 8809
diff changeset
423 {
c3445f1c8cb4 reuse cellstr cache in strcmp
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parents: 8809
diff changeset
424 // FIXME: should we warn here?
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
425 for (octave_idx_type i = 0; i < cell.length (); i++)
c3445f1c8cb4 reuse cellstr cache in strcmp
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parents: 8809
diff changeset
426 {
c3445f1c8cb4 reuse cellstr cache in strcmp
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parents: 8809
diff changeset
427 if (cell(i).is_string ())
c3445f1c8cb4 reuse cellstr cache in strcmp
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parents: 8809
diff changeset
428 output(i) = (cell(i).string_value () == s);
c3445f1c8cb4 reuse cellstr cache in strcmp
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parents: 8809
diff changeset
429 }
c3445f1c8cb4 reuse cellstr cache in strcmp
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parents: 8809
diff changeset
430 }
5416
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diff changeset
431
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
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parents: 5415
diff changeset
432 retval = output;
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
433 }
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
434 else if (r > 1)
5415
1fbae9f046e3 [project @ 2005-07-18 18:16:12 by jwe]
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diff changeset
435 {
5416
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diff changeset
436 if (cell.length () == 1)
5415
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diff changeset
437 {
5416
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diff changeset
438 // Broadcast the cell.
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
439
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
440 const dim_vector dv (r, 1);
8472
5451f7460ea6 strfns.cc (Fstrcmp, Fstrncmp): initialize all elements of output with constructor arg
John W. Eaton <jwe@octave.org>
parents: 8464
diff changeset
441 boolNDArray output (dv, false);
5416
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
442
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
443 if (cell(0).is_string ())
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
444 {
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
445 const std::string str2 = cell(0).string_value ();
5415
1fbae9f046e3 [project @ 2005-07-18 18:16:12 by jwe]
jwe
parents: 5307
diff changeset
446
8809
732cb0236488 strfns.cc: use size_t or octave_idx_type instead of int as needed
John W. Eaton <jwe@octave.org>
parents: 8524
diff changeset
447 for (octave_idx_type i = 0; i < r; i++)
5416
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
448 output(i) = (str[i] == str2);
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
449 }
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
450
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
451 retval = output;
5415
1fbae9f046e3 [project @ 2005-07-18 18:16:12 by jwe]
jwe
parents: 5307
diff changeset
452 }
1fbae9f046e3 [project @ 2005-07-18 18:16:12 by jwe]
jwe
parents: 5307
diff changeset
453 else
1fbae9f046e3 [project @ 2005-07-18 18:16:12 by jwe]
jwe
parents: 5307
diff changeset
454 {
5416
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
455 // Must match in all dimensions.
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
456
8524
937921654627 clean up Array and DiagArray2
Jaroslav Hajek <highegg@gmail.com>
parents: 8472
diff changeset
457 boolNDArray output (cell.dims (), false);
5415
1fbae9f046e3 [project @ 2005-07-18 18:16:12 by jwe]
jwe
parents: 5307
diff changeset
458
5416
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
459 if (cell.length () == r)
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
460 {
8825
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
461 if (cell_val.is_cellstr ())
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
462 {
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
463 const Array<std::string> cellstr = cell_val.cellstr_value ();
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
464 for (octave_idx_type i = 0; i < cellstr.length (); i++)
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
465 output(i) = str[i] == cellstr(i);
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
466 }
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
467 else
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
468 {
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
469 // FIXME: should we warn here?
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
470 for (octave_idx_type i = 0; i < r; i++)
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
471 {
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
472 if (cell(i).is_string ())
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
473 output(i) = (str[i] == cell(i).string_value ());
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
474 }
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
475 }
5415
1fbae9f046e3 [project @ 2005-07-18 18:16:12 by jwe]
jwe
parents: 5307
diff changeset
476
5416
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
477 retval = output;
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
478 }
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
479 else
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
480 retval = false;
5415
1fbae9f046e3 [project @ 2005-07-18 18:16:12 by jwe]
jwe
parents: 5307
diff changeset
481 }
1fbae9f046e3 [project @ 2005-07-18 18:16:12 by jwe]
jwe
parents: 5307
diff changeset
482 }
1fbae9f046e3 [project @ 2005-07-18 18:16:12 by jwe]
jwe
parents: 5307
diff changeset
483 }
5416
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
484 else if (s1_cell && s2_cell)
5415
1fbae9f046e3 [project @ 2005-07-18 18:16:12 by jwe]
jwe
parents: 5307
diff changeset
485 {
8825
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
486 octave_value cell1_val, cell2_val;
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
487 octave_idx_type r1 = args(0).numel (), r2;
5416
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
488
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
489 if (r1 == 1)
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
490 {
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
491 // Make the singleton cell2.
5415
1fbae9f046e3 [project @ 2005-07-18 18:16:12 by jwe]
jwe
parents: 5307
diff changeset
492
8825
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
493 cell1_val = args(1);
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
494 cell2_val = args(0);
5416
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
495 }
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
496 else
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
497 {
8825
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
498 cell1_val = args(0);
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
499 cell2_val = args(1);
5416
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
500 }
5415
1fbae9f046e3 [project @ 2005-07-18 18:16:12 by jwe]
jwe
parents: 5307
diff changeset
501
8825
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
502 const Cell cell1 = cell1_val.cell_value ();
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
503 const Cell cell2 = cell2_val.cell_value ();
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
504 r1 = cell1.numel ();
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
505 r2 = cell2.numel ();
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
506
8524
937921654627 clean up Array and DiagArray2
Jaroslav Hajek <highegg@gmail.com>
parents: 8472
diff changeset
507 const dim_vector size1 = cell1.dims ();
937921654627 clean up Array and DiagArray2
Jaroslav Hajek <highegg@gmail.com>
parents: 8472
diff changeset
508 const dim_vector size2 = cell2.dims ();
5416
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
509
8472
5451f7460ea6 strfns.cc (Fstrcmp, Fstrncmp): initialize all elements of output with constructor arg
John W. Eaton <jwe@octave.org>
parents: 8464
diff changeset
510 boolNDArray output (size1, false);
5416
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
511
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
512 if (r2 == 1)
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
513 {
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
514 // Broadcast cell2.
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
515
8472
5451f7460ea6 strfns.cc (Fstrcmp, Fstrncmp): initialize all elements of output with constructor arg
John W. Eaton <jwe@octave.org>
parents: 8464
diff changeset
516 if (cell2(0).is_string ())
5416
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
517 {
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
518 const std::string str2 = cell2(0).string_value ();
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
519
8825
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
520 if (cell1_val.is_cellstr ())
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
521 {
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
522 const Array<std::string> cellstr = cell1_val.cellstr_value ();
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
523 for (octave_idx_type i = 0; i < cellstr.length (); i++)
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
524 output(i) = cellstr(i) == str2;
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
525 }
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
526 else
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
527 {
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
528 // FIXME: should we warn here?
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
529 for (octave_idx_type i = 0; i < r1; i++)
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
530 {
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
531 if (cell1(i).is_string ())
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
532 {
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
533 const std::string str1 = cell1(i).string_value ();
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
534 output(i) = (str1 == str2);
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
535 }
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
536 }
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
537 }
5416
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
538 }
5415
1fbae9f046e3 [project @ 2005-07-18 18:16:12 by jwe]
jwe
parents: 5307
diff changeset
539 }
5416
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
540 else
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
541 {
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
542 if (size1 != size2)
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
543 {
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
544 error ("strcmp: nonconformant cell arrays");
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
545 return retval;
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
546 }
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
547
8825
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
548 if (cell1.is_cellstr () && cell2.is_cellstr ())
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
549 {
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
550 const Array<std::string> cellstr1 = cell1_val.cellstr_value ();
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
551 const Array<std::string> cellstr2 = cell2_val.cellstr_value ();
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
552 for (octave_idx_type i = 0; i < r1; i++)
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
553 output (i) = cellstr1(i) == cellstr2(i);
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
554 }
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
555 else
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
556 {
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
557 // FIXME: should we warn here?
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
558 for (octave_idx_type i = 0; i < r1; i++)
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
559 {
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
560 if (cell1(i).is_string () && cell2(i).is_string ())
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
561 {
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
562 const std::string str1 = cell1(i).string_value ();
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
563 const std::string str2 = cell2(i).string_value ();
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
564 output(i) = (str1 == str2);
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
565 }
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
566 }
c3445f1c8cb4 reuse cellstr cache in strcmp
Jaroslav Hajek <highegg@gmail.com>
parents: 8809
diff changeset
567 }
5416
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
568 }
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
569
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
570 retval = output;
5415
1fbae9f046e3 [project @ 2005-07-18 18:16:12 by jwe]
jwe
parents: 5307
diff changeset
571 }
5531
ad2e70544c77 [project @ 2005-11-07 19:12:21 by jwe]
jwe
parents: 5530
diff changeset
572 else
ad2e70544c77 [project @ 2005-11-07 19:12:21 by jwe]
jwe
parents: 5530
diff changeset
573 retval = false;
5415
1fbae9f046e3 [project @ 2005-07-18 18:16:12 by jwe]
jwe
parents: 5307
diff changeset
574 }
5416
9433f94acd29 [project @ 2005-07-18 18:36:29 by jwe]
jwe
parents: 5415
diff changeset
575 else
5823
080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe]
jwe
parents: 5765
diff changeset
576 print_usage ();
5415
1fbae9f046e3 [project @ 2005-07-18 18:16:12 by jwe]
jwe
parents: 5307
diff changeset
577
1fbae9f046e3 [project @ 2005-07-18 18:16:12 by jwe]
jwe
parents: 5307
diff changeset
578 return retval;
1fbae9f046e3 [project @ 2005-07-18 18:16:12 by jwe]
jwe
parents: 5307
diff changeset
579 }
1fbae9f046e3 [project @ 2005-07-18 18:16:12 by jwe]
jwe
parents: 5307
diff changeset
580
5862
2b35a7fe9302 [project @ 2006-06-20 04:31:56 by jwe]
jwe
parents: 5823
diff changeset
581 /*
2b35a7fe9302 [project @ 2006-06-20 04:31:56 by jwe]
jwe
parents: 5823
diff changeset
582 %!shared x
2b35a7fe9302 [project @ 2006-06-20 04:31:56 by jwe]
jwe
parents: 5823
diff changeset
583 %! x = char (zeros (0, 2));
2b35a7fe9302 [project @ 2006-06-20 04:31:56 by jwe]
jwe
parents: 5823
diff changeset
584 %!assert (strcmp ('', x) == false);
2b35a7fe9302 [project @ 2006-06-20 04:31:56 by jwe]
jwe
parents: 5823
diff changeset
585 %!assert (strcmp (x, '') == false);
2b35a7fe9302 [project @ 2006-06-20 04:31:56 by jwe]
jwe
parents: 5823
diff changeset
586 %!assert (strcmp (x, x) == true);
5911
a65b51ed388c [project @ 2006-07-28 16:31:00 by jwe]
jwe
parents: 5862
diff changeset
587 ## %!assert (strcmp ({''}, x) == false);
a65b51ed388c [project @ 2006-07-28 16:31:00 by jwe]
jwe
parents: 5862
diff changeset
588 ## %!assert (strcmp ({x}, '') == false);
a65b51ed388c [project @ 2006-07-28 16:31:00 by jwe]
jwe
parents: 5862
diff changeset
589 ## %!assert (strcmp ({x}, x) == true);
a65b51ed388c [project @ 2006-07-28 16:31:00 by jwe]
jwe
parents: 5862
diff changeset
590 ## %!assert (strcmp ('', {x}) == false);
a65b51ed388c [project @ 2006-07-28 16:31:00 by jwe]
jwe
parents: 5862
diff changeset
591 ## %!assert (strcmp (x, {''}) == false);
a65b51ed388c [project @ 2006-07-28 16:31:00 by jwe]
jwe
parents: 5862
diff changeset
592 ## %!assert (strcmp (x, {x}) == true);
a65b51ed388c [project @ 2006-07-28 16:31:00 by jwe]
jwe
parents: 5862
diff changeset
593 ## %!assert (all (strcmp ({x; x}, '') == [false; false]));
a65b51ed388c [project @ 2006-07-28 16:31:00 by jwe]
jwe
parents: 5862
diff changeset
594 ## %!assert (all (strcmp ({x; x}, {''}) == [false; false]));
a65b51ed388c [project @ 2006-07-28 16:31:00 by jwe]
jwe
parents: 5862
diff changeset
595 ## %!assert (all (strcmp ('', {x; x}) == [false; false]));
a65b51ed388c [project @ 2006-07-28 16:31:00 by jwe]
jwe
parents: 5862
diff changeset
596 ## %!assert (all (strcmp ({''}, {x; x}) == [false; false]));
5862
2b35a7fe9302 [project @ 2006-06-20 04:31:56 by jwe]
jwe
parents: 5823
diff changeset
597 %!assert (strcmp ({'foo'}, x) == false);
2b35a7fe9302 [project @ 2006-06-20 04:31:56 by jwe]
jwe
parents: 5823
diff changeset
598 %!assert (strcmp ({'foo'}, 'foo') == true);
2b35a7fe9302 [project @ 2006-06-20 04:31:56 by jwe]
jwe
parents: 5823
diff changeset
599 %!assert (strcmp ({'foo'}, x) == false);
2b35a7fe9302 [project @ 2006-06-20 04:31:56 by jwe]
jwe
parents: 5823
diff changeset
600 %!assert (strcmp (x, {'foo'}) == false);
2b35a7fe9302 [project @ 2006-06-20 04:31:56 by jwe]
jwe
parents: 5823
diff changeset
601 %!assert (strcmp ('foo', {'foo'}) == true);
2b35a7fe9302 [project @ 2006-06-20 04:31:56 by jwe]
jwe
parents: 5823
diff changeset
602 %!assert (strcmp (x, {'foo'}) == false);
2b35a7fe9302 [project @ 2006-06-20 04:31:56 by jwe]
jwe
parents: 5823
diff changeset
603 %!shared y
2b35a7fe9302 [project @ 2006-06-20 04:31:56 by jwe]
jwe
parents: 5823
diff changeset
604 %! y = char (zeros (2, 0));
2b35a7fe9302 [project @ 2006-06-20 04:31:56 by jwe]
jwe
parents: 5823
diff changeset
605 %!assert (strcmp ('', y) == false);
2b35a7fe9302 [project @ 2006-06-20 04:31:56 by jwe]
jwe
parents: 5823
diff changeset
606 %!assert (strcmp (y, '') == false);
2b35a7fe9302 [project @ 2006-06-20 04:31:56 by jwe]
jwe
parents: 5823
diff changeset
607 %!assert (strcmp (y, y) == true);
2b35a7fe9302 [project @ 2006-06-20 04:31:56 by jwe]
jwe
parents: 5823
diff changeset
608 %!assert (all (strcmp ({''}, y) == [true; true]));
2b35a7fe9302 [project @ 2006-06-20 04:31:56 by jwe]
jwe
parents: 5823
diff changeset
609 %!assert (strcmp ({y}, '') == true);
2b35a7fe9302 [project @ 2006-06-20 04:31:56 by jwe]
jwe
parents: 5823
diff changeset
610 %!assert (all (strcmp ({y}, y) == [true; true]));
2b35a7fe9302 [project @ 2006-06-20 04:31:56 by jwe]
jwe
parents: 5823
diff changeset
611 %!assert (all (strcmp ('', {y}) == [true; true]));
2b35a7fe9302 [project @ 2006-06-20 04:31:56 by jwe]
jwe
parents: 5823
diff changeset
612 %!assert (all (strcmp (y, {''}) == [true; true]));
2b35a7fe9302 [project @ 2006-06-20 04:31:56 by jwe]
jwe
parents: 5823
diff changeset
613 %!assert (all (strcmp (y, {y}) == [true; true]));
5911
a65b51ed388c [project @ 2006-07-28 16:31:00 by jwe]
jwe
parents: 5862
diff changeset
614 ## %!assert (all (strcmp ({y; y}, '') == [false; false]));
a65b51ed388c [project @ 2006-07-28 16:31:00 by jwe]
jwe
parents: 5862
diff changeset
615 ## %!assert (all (strcmp ({y; y}, {''}) == [false; false]));
a65b51ed388c [project @ 2006-07-28 16:31:00 by jwe]
jwe
parents: 5862
diff changeset
616 ## %!assert (all (strcmp ('', {y; y}) == [false; false]));
a65b51ed388c [project @ 2006-07-28 16:31:00 by jwe]
jwe
parents: 5862
diff changeset
617 ## %!assert (all (strcmp ({''}, {y; y}) == [false; false]));
5862
2b35a7fe9302 [project @ 2006-06-20 04:31:56 by jwe]
jwe
parents: 5823
diff changeset
618 %!assert (all (strcmp ({'foo'}, y) == [false; false]));
2b35a7fe9302 [project @ 2006-06-20 04:31:56 by jwe]
jwe
parents: 5823
diff changeset
619 %!assert (all (strcmp ({'foo'}, y) == [false; false]));
2b35a7fe9302 [project @ 2006-06-20 04:31:56 by jwe]
jwe
parents: 5823
diff changeset
620 %!assert (all (strcmp (y, {'foo'}) == [false; false]));
2b35a7fe9302 [project @ 2006-06-20 04:31:56 by jwe]
jwe
parents: 5823
diff changeset
621 %!assert (all (strcmp (y, {'foo'}) == [false; false]));
2b35a7fe9302 [project @ 2006-06-20 04:31:56 by jwe]
jwe
parents: 5823
diff changeset
622 */
2b35a7fe9302 [project @ 2006-06-20 04:31:56 by jwe]
jwe
parents: 5823
diff changeset
623
6250
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
624 DEFUN (strncmp, args, ,
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
625 "-*- texinfo -*-\n\
6678
49724abe1236 [project @ 2007-05-31 19:44:45 by jwe]
jwe
parents: 6256
diff changeset
626 @deftypefn {Built-in Function} {} strncmp (@var{s1}, @var{s2}, @var{n})\n\
6250
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
627 Return 1 if the first @var{n} characters of strings @var{s1} and @var{s2} are the same,\n\
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
628 and 0 otherwise.\n\
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
629 \n\
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
630 @example\n\
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
631 @group\n\
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
632 strncmp (\"abce\", \"abcd\", 3)\n\
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
633 @result{} 1\n\
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
634 @end group\n\
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
635 @end example\n\
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
636 \n\
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
637 If either @var{s1} or @var{s2} is a cell array of strings, then an array\n\
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
638 of the same size is returned, containing the values described above for\n\
9036
58604c45ca74 Cleanup of data types related documentation
Rik <rdrider0-list@yahoo.com>
parents: 8920
diff changeset
639 every member of the cell array. The other argument may also be a cell\n\
6250
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
640 array of strings (of the same size or with only one element), char matrix\n\
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
641 or character string.\n\
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
642 \n\
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
643 @example\n\
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
644 @group\n\
6256
83949ae13b2c [project @ 2007-01-30 18:45:59 by jwe]
jwe
parents: 6250
diff changeset
645 strncmp (\"abce\", @{\"abcd\", \"bca\", \"abc\"@}, 3)\n\
6250
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
646 @result{} [1, 0, 1]\n\
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
647 @end group\n\
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
648 @end example\n\
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
649 \n\
9064
7c02ec148a3c Check grammar on all .cc files
Rik <rdrider0-list@yahoo.com>
parents: 9036
diff changeset
650 @strong{Caution:} For compatibility with @sc{matlab}, Octave's strncmp\n\
6250
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
651 function returns 1 if the character strings are equal, and 0 otherwise.\n\
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
652 This is just the opposite of the corresponding C library function.\n\
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
653 @seealso{strncmpi, strcmp, strcmpi}\n\
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
654 @end deftypefn")
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
655 {
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
656 octave_value retval;
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
657
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
658 if (args.length () == 3)
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
659 {
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
660 bool s1_string = args(0).is_string ();
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
661 bool s1_cell = args(0).is_cell ();
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
662 bool s2_string = args(1).is_string ();
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
663 bool s2_cell = args(1).is_cell ();
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
664
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
665 // Match only first n strings.
8809
732cb0236488 strfns.cc: use size_t or octave_idx_type instead of int as needed
John W. Eaton <jwe@octave.org>
parents: 8524
diff changeset
666 int n = args(2).int_value ();
6250
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
667
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
668 if (n <= 0)
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
669 {
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
670 error ("strncmp: N must be greater than 0");
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
671 return retval;
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
672 }
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
673
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
674 if (s1_string && s2_string)
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
675 {
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
676 // The only restriction here is that each string has equal or
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
677 // greater than n characters
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
678
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
679 const dim_vector dv1 = args(0).dims ();
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
680 const dim_vector dv2 = args(1).dims ();
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
681
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
682 if (dv1.numel () >= n && dv2.numel () >= n)
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
683 {
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
684 // Follow Matlab in the sense that the first n characters of
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
685 // the two strings (in column major order) need to be the same.
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
686 charNDArray s1 = args(0).char_array_value ();
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
687 charNDArray s2 = args(1).char_array_value ();
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
688
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
689 for (int i = 0; i < n; i++)
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
690 {
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
691 if (s1(i) != s2(i))
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
692 {
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
693 retval = false;
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
694 return retval;
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
695 }
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
696 }
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
697
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
698 retval = true;
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
699 }
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
700 else
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
701 retval = false;
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
702 }
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
703 else if ((s1_string && s2_cell) || (s1_cell && s2_string))
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
704 {
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
705 string_vector str;
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
706 Cell cell;
8809
732cb0236488 strfns.cc: use size_t or octave_idx_type instead of int as needed
John W. Eaton <jwe@octave.org>
parents: 8524
diff changeset
707 octave_idx_type r, c;
6250
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
708
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
709 if (s1_string)
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
710 {
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
711 str = args(0).all_strings ();
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
712 r = args(0).rows ();
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
713 c = args(0).columns ();
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
714 cell = args(1).cell_value ();
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
715 }
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
716 else
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
717 {
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
718 str = args(1).all_strings ();
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
719 r = args(1).rows ();
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
720 c = args(1).columns ();
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
721 cell = args(0).cell_value ();
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
722 }
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
723
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
724 if (r == 1)
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
725 {
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
726 // Broadcast the string.
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
727
8524
937921654627 clean up Array and DiagArray2
Jaroslav Hajek <highegg@gmail.com>
parents: 8472
diff changeset
728 boolNDArray output (cell.dims (), false);
6250
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
729
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
730 if (c < n)
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
731 {
8809
732cb0236488 strfns.cc: use size_t or octave_idx_type instead of int as needed
John W. Eaton <jwe@octave.org>
parents: 8524
diff changeset
732 for (octave_idx_type i = 0; i < cell.length (); i++)
6250
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
733 output(i) = false;
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
734 }
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
735 else
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
736 {
8809
732cb0236488 strfns.cc: use size_t or octave_idx_type instead of int as needed
John W. Eaton <jwe@octave.org>
parents: 8524
diff changeset
737 for (octave_idx_type i = 0; i < cell.length (); i++)
6250
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
738 {
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
739 if (cell(i).is_string ())
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
740 {
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
741 const std::string str2 = cell(i).string_value ();
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
742
8809
732cb0236488 strfns.cc: use size_t or octave_idx_type instead of int as needed
John W. Eaton <jwe@octave.org>
parents: 8524
diff changeset
743 if (str2.length () >= n
8472
5451f7460ea6 strfns.cc (Fstrcmp, Fstrncmp): initialize all elements of output with constructor arg
John W. Eaton <jwe@octave.org>
parents: 8464
diff changeset
744 && str2.compare (0, n, str[0], 0, n) == 0)
6250
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
745 output(i) = true;
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
746 }
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
747 }
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
748 }
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
749
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
750 retval = output;
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
751 }
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
752 else if (r > 1)
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
753 {
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
754 if (cell.length () == 1)
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
755 {
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
756 // Broadcast the cell.
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
757
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
758 const dim_vector dv (r, 1);
8472
5451f7460ea6 strfns.cc (Fstrcmp, Fstrncmp): initialize all elements of output with constructor arg
John W. Eaton <jwe@octave.org>
parents: 8464
diff changeset
759 boolNDArray output (dv, false);
6250
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
760
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
761 if (cell(0).is_string () && c >= n)
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
762 {
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
763 const std::string str2 = cell(0).string_value ();
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
764
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
765 if (str2.length () >= n)
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
766 {
8809
732cb0236488 strfns.cc: use size_t or octave_idx_type instead of int as needed
John W. Eaton <jwe@octave.org>
parents: 8524
diff changeset
767 for (octave_idx_type i = 0; i < r; i++)
6250
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
768 {
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
769 if (str[i].compare (0, n, str2, 0, n) == 0)
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
770 output(i) = true;
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
771 }
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
772 }
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
773 }
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
774
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
775 retval = output;
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
776 }
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
777 else
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
778 {
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
779 // Must match in all dimensions.
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
780
8524
937921654627 clean up Array and DiagArray2
Jaroslav Hajek <highegg@gmail.com>
parents: 8472
diff changeset
781 boolNDArray output (cell.dims (), false);
6250
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
782
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
783 if (cell.numel () == r)
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
784 {
8809
732cb0236488 strfns.cc: use size_t or octave_idx_type instead of int as needed
John W. Eaton <jwe@octave.org>
parents: 8524
diff changeset
785 for (octave_idx_type i = 0; i < r; i++)
6250
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
786 {
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
787 if (cell(i).is_string () && c >= n)
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
788 {
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
789 std::string str2 = cell(i).string_value ();
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
790
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
791 if (str2.length () >= n
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
792 && str2.compare (0, n, str[i], 0, n) == 0)
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
793 output(i) = true;
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
794 }
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
795 }
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
796
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
797 retval = output;
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
798 }
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
799 else
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
800 {
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
801 error ("strncmp: the number of rows of the string matrix must match the number of elements in the cell");
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
802 return retval;
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
803 }
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
804 }
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
805 }
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
806 }
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
807 else if (s1_cell && s2_cell)
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
808 {
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
809 Cell cell1;
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
810 Cell cell2;
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
811
8809
732cb0236488 strfns.cc: use size_t or octave_idx_type instead of int as needed
John W. Eaton <jwe@octave.org>
parents: 8524
diff changeset
812 octave_idx_type r1 = args(0).numel ();
732cb0236488 strfns.cc: use size_t or octave_idx_type instead of int as needed
John W. Eaton <jwe@octave.org>
parents: 8524
diff changeset
813 octave_idx_type r2;
6250
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
814
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
815 if (r1 == 1)
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
816 {
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
817 // Make the singleton cell2.
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
818
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
819 cell1 = args(1).cell_value ();
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
820 cell2 = args(0).cell_value ();
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
821 r1 = cell1.length ();
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
822 r2 = 1;
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
823 }
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
824 else
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
825 {
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
826 cell1 = args(0).cell_value ();
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
827 cell2 = args(1).cell_value ();
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
828 r2 = cell2.length ();
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
829 }
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
830
8524
937921654627 clean up Array and DiagArray2
Jaroslav Hajek <highegg@gmail.com>
parents: 8472
diff changeset
831 const dim_vector size1 = cell1.dims ();
937921654627 clean up Array and DiagArray2
Jaroslav Hajek <highegg@gmail.com>
parents: 8472
diff changeset
832 const dim_vector size2 = cell2.dims ();
6250
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
833
8472
5451f7460ea6 strfns.cc (Fstrcmp, Fstrncmp): initialize all elements of output with constructor arg
John W. Eaton <jwe@octave.org>
parents: 8464
diff changeset
834 boolNDArray output (size1, false);
6250
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
835
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
836 if (r2 == 1)
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
837 {
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
838 // Broadcast cell2.
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
839
8472
5451f7460ea6 strfns.cc (Fstrcmp, Fstrncmp): initialize all elements of output with constructor arg
John W. Eaton <jwe@octave.org>
parents: 8464
diff changeset
840 if (cell2(0).is_string ())
6250
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
841 {
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
842 const std::string str2 = cell2(0).string_value ();
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
843
8809
732cb0236488 strfns.cc: use size_t or octave_idx_type instead of int as needed
John W. Eaton <jwe@octave.org>
parents: 8524
diff changeset
844 for (octave_idx_type i = 0; i < r1; i++)
6250
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
845 {
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
846 if (cell1(i).is_string ())
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
847 {
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
848 const std::string str1 = cell1(i).string_value ();
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
849
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
850 if (str1.length () >= n && str2.length () >= n
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
851 && str1.compare (0, n, str2, 0, n) == 0)
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
852 output(i) = true;
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
853 }
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
854 }
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
855 }
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
856 }
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
857 else
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
858 {
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
859 if (size1 != size2)
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
860 {
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
861 error ("strncmp: nonconformant cell arrays");
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
862 return retval;
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
863 }
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
864
8809
732cb0236488 strfns.cc: use size_t or octave_idx_type instead of int as needed
John W. Eaton <jwe@octave.org>
parents: 8524
diff changeset
865 for (octave_idx_type i = 0; i < r1; i++)
6250
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
866 {
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
867 if (cell1(i).is_string () && cell2(i).is_string ())
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
868 {
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
869 const std::string str1 = cell1(i).string_value ();
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
870 const std::string str2 = cell2(i).string_value ();
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
871
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
872 if (str1.length () >= n && str2.length () >= n
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
873 && str1.compare (0, n, str2, 0, n) == 0)
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
874 output(i) = true;
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
875 }
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
876 }
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
877 }
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
878
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
879 retval = output;
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
880 }
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
881 else
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
882 retval = false;
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
883 }
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
884 else
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
885 print_usage ();
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
886
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
887 return retval;
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
888 }
ff5e6cf72bda [project @ 2007-01-23 18:37:52 by jwe]
jwe
parents: 5911
diff changeset
889
8461
9d456730b7a8 strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents: 8372
diff changeset
890 /*
9d456730b7a8 strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents: 8372
diff changeset
891 %!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
892 %!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
893 %!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
894 %!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
895 %!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
896 %!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
897 %!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
898 %!assert (all (strncmp ({"abcd", "bca", "abc"},{"abcd", "bca", "abe"}, 3) == [1, 1, 0]))
8472
5451f7460ea6 strfns.cc (Fstrcmp, Fstrncmp): initialize all elements of output with constructor arg
John W. Eaton <jwe@octave.org>
parents: 8464
diff changeset
899 %!assert (all (strncmp("abc", {"abcd", 10}, 2) == [1, 0]))
8461
9d456730b7a8 strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents: 8372
diff changeset
900 */
9d456730b7a8 strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents: 8372
diff changeset
901
9d456730b7a8 strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents: 8372
diff changeset
902
5690
161ebd1f3410 [project @ 2006-03-17 06:17:24 by jwe]
jwe
parents: 5674
diff changeset
903 DEFUN (list_in_columns, args, ,
161ebd1f3410 [project @ 2006-03-17 06:17:24 by jwe]
jwe
parents: 5674
diff changeset
904 "-*- texinfo -*-\n\
161ebd1f3410 [project @ 2006-03-17 06:17:24 by jwe]
jwe
parents: 5674
diff changeset
905 @deftypefn {Built-in Function} {} list_in_columns (@var{arg}, @var{width})\n\
161ebd1f3410 [project @ 2006-03-17 06:17:24 by jwe]
jwe
parents: 5674
diff changeset
906 Return a string containing the elements of @var{arg} listed in\n\
161ebd1f3410 [project @ 2006-03-17 06:17:24 by jwe]
jwe
parents: 5674
diff changeset
907 columns with an overall maximum width of @var{width}. The argument\n\
161ebd1f3410 [project @ 2006-03-17 06:17:24 by jwe]
jwe
parents: 5674
diff changeset
908 @var{arg} must be a cell array of character strings or a character array.\n\
161ebd1f3410 [project @ 2006-03-17 06:17:24 by jwe]
jwe
parents: 5674
diff changeset
909 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
910 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
911 For example:\n\
9d456730b7a8 strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents: 8372
diff changeset
912 \n\
9d456730b7a8 strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents: 8372
diff changeset
913 @example\n\
9d456730b7a8 strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents: 8372
diff changeset
914 @group\n\
9d456730b7a8 strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents: 8372
diff changeset
915 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
916 @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
917 def qrs\n\
9d456730b7a8 strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents: 8372
diff changeset
918 ghijkl tuv\n\
9d456730b7a8 strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents: 8372
diff changeset
919 \n\
9d456730b7a8 strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents: 8372
diff changeset
920 whos ans\n\
9d456730b7a8 strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents: 8372
diff changeset
921 @result{}\n\
9d456730b7a8 strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents: 8372
diff changeset
922 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
923 \n\
9d456730b7a8 strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents: 8372
diff changeset
924 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
925 ==== ==== ==== ===== =====\n\
9d456730b7a8 strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents: 8372
diff changeset
926 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
927 \n\
9d456730b7a8 strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents: 8372
diff changeset
928 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
929 @end group\n\
9d456730b7a8 strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents: 8372
diff changeset
930 @end example\n\
9d456730b7a8 strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents: 8372
diff changeset
931 \n\
5690
161ebd1f3410 [project @ 2006-03-17 06:17:24 by jwe]
jwe
parents: 5674
diff changeset
932 @seealso{terminal_size}\n\
161ebd1f3410 [project @ 2006-03-17 06:17:24 by jwe]
jwe
parents: 5674
diff changeset
933 @end deftypefn")
161ebd1f3410 [project @ 2006-03-17 06:17:24 by jwe]
jwe
parents: 5674
diff changeset
934 {
161ebd1f3410 [project @ 2006-03-17 06:17:24 by jwe]
jwe
parents: 5674
diff changeset
935 octave_value retval;
161ebd1f3410 [project @ 2006-03-17 06:17:24 by jwe]
jwe
parents: 5674
diff changeset
936
161ebd1f3410 [project @ 2006-03-17 06:17:24 by jwe]
jwe
parents: 5674
diff changeset
937 int nargin = args.length ();
161ebd1f3410 [project @ 2006-03-17 06:17:24 by jwe]
jwe
parents: 5674
diff changeset
938
161ebd1f3410 [project @ 2006-03-17 06:17:24 by jwe]
jwe
parents: 5674
diff changeset
939 if (nargin == 1 || nargin == 2)
161ebd1f3410 [project @ 2006-03-17 06:17:24 by jwe]
jwe
parents: 5674
diff changeset
940 {
161ebd1f3410 [project @ 2006-03-17 06:17:24 by jwe]
jwe
parents: 5674
diff changeset
941 string_vector s = args(0).all_strings ();
161ebd1f3410 [project @ 2006-03-17 06:17:24 by jwe]
jwe
parents: 5674
diff changeset
942
161ebd1f3410 [project @ 2006-03-17 06:17:24 by jwe]
jwe
parents: 5674
diff changeset
943 if (! error_state)
161ebd1f3410 [project @ 2006-03-17 06:17:24 by jwe]
jwe
parents: 5674
diff changeset
944 {
5765
7ba9ad1fec11 [project @ 2006-04-17 05:05:15 by jwe]
jwe
parents: 5707
diff changeset
945 std::ostringstream buf;
5690
161ebd1f3410 [project @ 2006-03-17 06:17:24 by jwe]
jwe
parents: 5674
diff changeset
946
161ebd1f3410 [project @ 2006-03-17 06:17:24 by jwe]
jwe
parents: 5674
diff changeset
947 if (nargin == 1)
161ebd1f3410 [project @ 2006-03-17 06:17:24 by jwe]
jwe
parents: 5674
diff changeset
948 // Let list_in_columns query terminal width.
161ebd1f3410 [project @ 2006-03-17 06:17:24 by jwe]
jwe
parents: 5674
diff changeset
949 s.list_in_columns (buf);
161ebd1f3410 [project @ 2006-03-17 06:17:24 by jwe]
jwe
parents: 5674
diff changeset
950 else
161ebd1f3410 [project @ 2006-03-17 06:17:24 by jwe]
jwe
parents: 5674
diff changeset
951 {
161ebd1f3410 [project @ 2006-03-17 06:17:24 by jwe]
jwe
parents: 5674
diff changeset
952 int width = args(1).int_value ();
161ebd1f3410 [project @ 2006-03-17 06:17:24 by jwe]
jwe
parents: 5674
diff changeset
953
161ebd1f3410 [project @ 2006-03-17 06:17:24 by jwe]
jwe
parents: 5674
diff changeset
954 if (! error_state)
161ebd1f3410 [project @ 2006-03-17 06:17:24 by jwe]
jwe
parents: 5674
diff changeset
955 s.list_in_columns (buf, width);
161ebd1f3410 [project @ 2006-03-17 06:17:24 by jwe]
jwe
parents: 5674
diff changeset
956 else
161ebd1f3410 [project @ 2006-03-17 06:17:24 by jwe]
jwe
parents: 5674
diff changeset
957 error ("list_in_columns: expecting width to be an integer");
161ebd1f3410 [project @ 2006-03-17 06:17:24 by jwe]
jwe
parents: 5674
diff changeset
958 }
161ebd1f3410 [project @ 2006-03-17 06:17:24 by jwe]
jwe
parents: 5674
diff changeset
959
5765
7ba9ad1fec11 [project @ 2006-04-17 05:05:15 by jwe]
jwe
parents: 5707
diff changeset
960 retval = buf.str ();
5690
161ebd1f3410 [project @ 2006-03-17 06:17:24 by jwe]
jwe
parents: 5674
diff changeset
961 }
161ebd1f3410 [project @ 2006-03-17 06:17:24 by jwe]
jwe
parents: 5674
diff changeset
962 else
161ebd1f3410 [project @ 2006-03-17 06:17:24 by jwe]
jwe
parents: 5674
diff changeset
963 error ("list_in_columns: expecting cellstr or char array");
161ebd1f3410 [project @ 2006-03-17 06:17:24 by jwe]
jwe
parents: 5674
diff changeset
964 }
161ebd1f3410 [project @ 2006-03-17 06:17:24 by jwe]
jwe
parents: 5674
diff changeset
965 else
5823
080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe]
jwe
parents: 5765
diff changeset
966 print_usage ();
5690
161ebd1f3410 [project @ 2006-03-17 06:17:24 by jwe]
jwe
parents: 5674
diff changeset
967
161ebd1f3410 [project @ 2006-03-17 06:17:24 by jwe]
jwe
parents: 5674
diff changeset
968 return retval;
161ebd1f3410 [project @ 2006-03-17 06:17:24 by jwe]
jwe
parents: 5674
diff changeset
969 }
161ebd1f3410 [project @ 2006-03-17 06:17:24 by jwe]
jwe
parents: 5674
diff changeset
970
807
c03b179482fc [project @ 1994-10-14 14:21:58 by jwe]
jwe
parents:
diff changeset
971 /*
8461
9d456730b7a8 strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents: 8372
diff changeset
972 %!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
973 %!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
974 %!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
975 %!test
9d456730b7a8 strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents: 8372
diff changeset
976 %! 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
977 %! 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
978 %! 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
979 %!test
9d456730b7a8 strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents: 8372
diff changeset
980 %! 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
981 %! 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
982 %! 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
983 */
9d456730b7a8 strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents: 8372
diff changeset
984
9d456730b7a8 strfns.cc: improve documentation strings, add examples and tests
Thorsten Meyer <thorsten.meyier@gmx.de>
parents: 8372
diff changeset
985 /*
807
c03b179482fc [project @ 1994-10-14 14:21:58 by jwe]
jwe
parents:
diff changeset
986 ;;; Local Variables: ***
c03b179482fc [project @ 1994-10-14 14:21:58 by jwe]
jwe
parents:
diff changeset
987 ;;; mode: C++ ***
c03b179482fc [project @ 1994-10-14 14:21:58 by jwe]
jwe
parents:
diff changeset
988 ;;; End: ***
c03b179482fc [project @ 1994-10-14 14:21:58 by jwe]
jwe
parents:
diff changeset
989 */