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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, 59 Temple Place - Suite 330, Boston, MA |
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18 ## 02111-1307, USA. |
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19 |
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20 ## -*- texinfo -*- |
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21 ## @deftypefn {Function File} {} strcmp (@var{s1}, @var{s2}) |
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22 ## Compares two strings, returning 1 if they are the same, and 0 otherwise. |
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23 ## |
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24 ## @strong{Note:} For compatibility with @sc{Matlab}, Octave's strcmp |
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25 ## function returns 1 if the strings are equal, and 0 otherwise. This is |
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26 ## just the opposite of the corresponding C library function. |
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27 ## @end deftypefn |
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28 |
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29 ## Author: jwe |
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30 |
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31 function status = strcmp (s1, s2) |
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32 |
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33 if (nargin != 2) |
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34 usage ("strcmp (s, t)"); |
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35 endif |
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36 |
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37 status = 0; |
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38 if (isstr (s1) && isstr(s2)) |
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39 c1 = columns (s1); |
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40 c2 = columns (s2); |
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41 if (c1 == c2) |
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42 if (c1 == 0) |
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43 status = 1; |
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44 else |
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45 status = all (all (s1 == s2)); |
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46 endif |
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47 endif |
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48 endif |
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49 |
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50 endfunction |
