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annotate examples/stringdemo.cc @ 17522:b66f068e4468

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linsolve.m: Use Octave coding conventions. * doc/interpreter/linalg.txi: Add linsolve to manual. * scripts/linear-algebra/linsolve.m: Redo docstring. Use Octave coding conventions. Add %!error input validation tests.
author Rik <rik@octave.org>
date Thu, 26 Sep 2013 09:38:51 -0700
parents be41c30bcb44
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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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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5 octave_value_list retval;
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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 }