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annotate scripts/strings/rindex.m @ 13164:36afcd6fc45f

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Allow cellstr inputs to *2dec conversion functions (Bug #34147). * base2dec.m, bin2dec.m, hex2dec.m: Allow cellstr inputs. Amend documentation for new feature and add test for new behavior.
author Rik <octave@nomad.inbox5.com>
date Mon, 19 Sep 2011 17:15:07 -0700
parents fd0a3ac60b0e
children 1a6537dbce7b
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fd0a3ac60b0e update copyright notices
John W. Eaton <jwe@octave.org>
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1 ## Copyright (C) 1996-2011 Kurt Hornik
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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 3 of the License, or (at
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8 ## your option) 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, see
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17 ## <http://www.gnu.org/licenses/>.
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18
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19 ## -*- texinfo -*-
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20 ## @deftypefn {Function File} {} rindex (@var{s}, @var{t})
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21 ## Return the position of the last occurrence of the character string
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22 ## @var{t} in the character string @var{s}, or 0 if no occurrence is
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23 ## found. For example:
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24 ##
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25 ## @example
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26 ## @group
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27 ## rindex ("Teststring", "t")
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28 ## @result{} 6
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29 ## @end group
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30 ## @end example
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31 ##
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32 ## @strong{Caution:} This function does not work for arrays of
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33 ## character strings.
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34 ## @seealso{find, index}
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35 ## @end deftypefn
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36
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37 ## Author: Kurt Hornik <Kurt.Hornik@wu-wien.ac.at>
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38 ## Adapted-By: jwe
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39
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40 function n = rindex (s, t)
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42 ## This is patterned after the AWK function of the same name.
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44 if (nargin != 2)
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45 print_usage ();
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46 endif
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48 n = index (s, t, "last");
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49
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50 endfunction
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52 %!assert(rindex ("foobarbaz", "b") == 7 && rindex ("foobarbaz", "o") == 3);
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54 %!error rindex ();
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56 %!error rindex ("foo", "bar", 3);
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