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annotate examples/stringdemo.cc @ 19025:a66548dc07b0 stable release-3-8-2

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Version 3.8.2 released. * configure.ac (OCTAVE_VERSION): Now 3.8.2. (OCTAVE_MINOR_VERSION): Now 2. (OCTAVE_RELEASE_DATE): Set to 2014-06-06.
author John W. Eaton <jwe@octave.org>
date Thu, 07 Aug 2014 11:41:28 -0400
parents be41c30bcb44
children
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1 #include <octave/oct.h>
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2
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3 DEFUN_DLD (stringdemo, args, , "String Demo")
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4 {
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be41c30bcb44 Re-write documentation and all examples of dynamically linked functions.
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5 octave_value_list retval;
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460a3c6d8bf1 maint: Use Octave coding convention for cuddled parenthis in function calls with empty argument lists.
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6 int nargin = args.length ();
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7
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8 if (nargin != 1)
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9 print_usage ();
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10 else
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11 {
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12 charMatrix ch = args(0).char_matrix_value ();
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13
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14 if (! error_state)
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15 {
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16 retval(1) = octave_value (ch, '\''); // Single Quote String
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17
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18 octave_idx_type nr = ch.rows ();
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19 for (octave_idx_type i = 0; i < nr / 2; i++)
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20 {
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21 std::string tmp = ch.row_as_string (i);
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22 ch.insert (ch.row_as_string (nr-i-1).c_str (), i, 0);
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23 ch.insert (tmp.c_str (), nr-i-1, 0);
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24 }
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25 retval(0) = octave_value (ch, '"'); // Double Quote String
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26 }
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27 }
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28 return retval;
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29 }