annotate scripts/strings/strcat.m @ 5568:e9cde940b271

[project @ 2005-12-08 02:28:22 by jwe]
author jwe
date Thu, 08 Dec 2005 02:28:22 +0000
parents ec8c33dcd1bf
children 34f96dd5441b
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1 ## Copyright (C) 1996, 1997 John W. Eaton
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2 ##
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3 ## This file is part of Octave.
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4 ##
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5 ## Octave is free software; you can redistribute it and/or modify it
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6 ## under the terms of the GNU General Public License as published by
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7 ## the Free Software Foundation; either version 2, or (at your option)
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8 ## any later version.
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9 ##
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10 ## Octave is distributed in the hope that it will be useful, but
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11 ## WITHOUT ANY WARRANTY; without even the implied warranty of
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12 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 ## General Public License for more details.
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14 ##
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15 ## You should have received a copy of the GNU General Public License
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16 ## along with Octave; see the file COPYING. If not, write to the Free
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17 ## Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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18 ## 02110-1301, USA.
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19
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20 ## -*- texinfo -*-
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21 ## @deftypefn {Function File} {} strcat (@var{s1}, @var{s2}, @dots{})
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22 ## Return a string containing all the arguments concatenated. For example,
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23 ##
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24 ## @example
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25 ## @group
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26 ## s = [ "ab"; "cde" ];
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27 ## strcat (s, s, s)
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28 ## @result{} "ab ab ab "
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29 ## "cdecdecde"
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30 ## @end group
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31 ## @end example
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32 ## @end deftypefn
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34 ## Author: jwe
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35
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36 function st = strcat (s, varargin)
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38 if (nargin > 0)
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39 if (ischar (s))
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40 tmpst = s;
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41 else
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42 error ("strcat: all arguments must be strings");
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43 endif
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44 n = nargin - 1;
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45 k = 1;
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46 while (n--)
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47 tmp = varargin{k++};
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48 if (ischar (tmp))
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49 tmpst = [tmpst, tmp];
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50 else
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51 error ("strcat: all arguments must be strings");
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52 endif
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53 endwhile
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54 else
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55 usage ("strcat (s, t, ...)");
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56 endif
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57
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58 st = tmpst;
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59
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60 endfunction