Mercurial > hg > octave-nkf

annotate examples/stringdemo.cc @ 18205:8c92b5e7fa4d

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
improve handling of integer field overflow in printf (bug #36278) * oct-stream.cc (DO_DOUBLE_CONV_1): If value will overflow given format type, switch to G format. (DO_DOUBLE_CONV): Check format modifier and call DO_DOUBLE_CONV_1 to do the real work. (octave_base_stream::do_print): Style fix.
author John W. Eaton <jwe@octave.org>
date Fri, 03 Jan 2014 15:12:30 -0500
parents be41c30bcb44
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
6572
8e7148b84b59 [project @ 2007-04-25 04:13:44 by jwe]
jwe
parents:
diff changeset
1 #include <octave/oct.h>
8e7148b84b59 [project @ 2007-04-25 04:13:44 by jwe]
jwe
parents:
diff changeset
2
8e7148b84b59 [project @ 2007-04-25 04:13:44 by jwe]
jwe
parents:
diff changeset
3 DEFUN_DLD (stringdemo, args, , "String Demo")
8e7148b84b59 [project @ 2007-04-25 04:13:44 by jwe]
jwe
parents:
diff changeset
4 {
16867
be41c30bcb44 Re-write documentation and all examples of dynamically linked functions.
Rik <rik@octave.org>
parents: 14855
diff changeset
5 octave_value_list retval;
14846
460a3c6d8bf1 maint: Use Octave coding convention for cuddled parenthis in function calls with empty argument lists.
Rik <octave@nomad.inbox5.com>
parents: 12174
diff changeset
6 int nargin = args.length ();
6572
8e7148b84b59 [project @ 2007-04-25 04:13:44 by jwe]
jwe
parents:
diff changeset
7
8e7148b84b59 [project @ 2007-04-25 04:13:44 by jwe]
jwe
parents:
diff changeset
8 if (nargin != 1)
8e7148b84b59 [project @ 2007-04-25 04:13:44 by jwe]
jwe
parents:
diff changeset
9 print_usage ();
8e7148b84b59 [project @ 2007-04-25 04:13:44 by jwe]
jwe
parents:
diff changeset
10 else
8e7148b84b59 [project @ 2007-04-25 04:13:44 by jwe]
jwe
parents:
diff changeset
11 {
8e7148b84b59 [project @ 2007-04-25 04:13:44 by jwe]
jwe
parents:
diff changeset
12 charMatrix ch = args(0).char_matrix_value ();
8e7148b84b59 [project @ 2007-04-25 04:13:44 by jwe]
jwe
parents:
diff changeset
13
8e7148b84b59 [project @ 2007-04-25 04:13:44 by jwe]
jwe
parents:
diff changeset
14 if (! error_state)
8e7148b84b59 [project @ 2007-04-25 04:13:44 by jwe]
jwe
parents:
diff changeset
15 {
16867
be41c30bcb44 Re-write documentation and all examples of dynamically linked functions.
Rik <rik@octave.org>
parents: 14855
diff changeset
16 retval(1) = octave_value (ch, '\''); // Single Quote String
6572
8e7148b84b59 [project @ 2007-04-25 04:13:44 by jwe]
jwe
parents:
diff changeset
17
14846
460a3c6d8bf1 maint: Use Octave coding convention for cuddled parenthis in function calls with empty argument lists.
Rik <octave@nomad.inbox5.com>
parents: 12174
diff changeset
18 octave_idx_type nr = ch.rows ();
6572
8e7148b84b59 [project @ 2007-04-25 04:13:44 by jwe]
jwe
parents:
diff changeset
19 for (octave_idx_type i = 0; i < nr / 2; i++)
8e7148b84b59 [project @ 2007-04-25 04:13:44 by jwe]
jwe
parents:
diff changeset
20 {
8e7148b84b59 [project @ 2007-04-25 04:13:44 by jwe]
jwe
parents:
diff changeset
21 std::string tmp = ch.row_as_string (i);
16867
be41c30bcb44 Re-write documentation and all examples of dynamically linked functions.
Rik <rik@octave.org>
parents: 14855
diff changeset
22 ch.insert (ch.row_as_string (nr-i-1).c_str (), i, 0);
14846
460a3c6d8bf1 maint: Use Octave coding convention for cuddled parenthis in function calls with empty argument lists.
Rik <octave@nomad.inbox5.com>
parents: 12174
diff changeset
23 ch.insert (tmp.c_str (), nr-i-1, 0);
6572
8e7148b84b59 [project @ 2007-04-25 04:13:44 by jwe]
jwe
parents:
diff changeset
24 }
16867
be41c30bcb44 Re-write documentation and all examples of dynamically linked functions.
Rik <rik@octave.org>
parents: 14855
diff changeset
25 retval(0) = octave_value (ch, '"'); // Double Quote String
6572
8e7148b84b59 [project @ 2007-04-25 04:13:44 by jwe]
jwe
parents:
diff changeset
26 }
8e7148b84b59 [project @ 2007-04-25 04:13:44 by jwe]
jwe
parents:
diff changeset
27 }
8e7148b84b59 [project @ 2007-04-25 04:13:44 by jwe]
jwe
parents:
diff changeset
28 return retval;
8e7148b84b59 [project @ 2007-04-25 04:13:44 by jwe]
jwe
parents:
diff changeset
29 }