|
1 /**************************************************************************** |
|
2 ** |
|
3 ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). |
|
4 ** All rights reserved. |
|
5 ** Contact: Nokia Corporation (qt-info@nokia.com) |
|
6 ** |
|
7 ** This file is part of the documentation of the Qt Toolkit. |
|
8 ** |
|
9 ** $QT_BEGIN_LICENSE:LGPL$ |
|
10 ** No Commercial Usage |
|
11 ** This file contains pre-release code and may not be distributed. |
|
12 ** You may use this file in accordance with the terms and conditions |
|
13 ** contained in the Technology Preview License Agreement accompanying |
|
14 ** this package. |
|
15 ** |
|
16 ** GNU Lesser General Public License Usage |
|
17 ** Alternatively, this file may be used under the terms of the GNU Lesser |
|
18 ** General Public License version 2.1 as published by the Free Software |
|
19 ** Foundation and appearing in the file LICENSE.LGPL included in the |
|
20 ** packaging of this file. Please review the following information to |
|
21 ** ensure the GNU Lesser General Public License version 2.1 requirements |
|
22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
|
23 ** |
|
24 ** In addition, as a special exception, Nokia gives you certain additional |
|
25 ** rights. These rights are described in the Nokia Qt LGPL Exception |
|
26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
|
27 ** |
|
28 ** If you have questions regarding the use of this file, please contact |
|
29 ** Nokia at qt-info@nokia.com. |
|
30 ** |
|
31 ** |
|
32 ** |
|
33 ** |
|
34 ** |
|
35 ** |
|
36 ** |
|
37 ** |
|
38 ** $QT_END_LICENSE$ |
|
39 ** |
|
40 ****************************************************************************/ |
|
41 |
|
42 //! [0] |
|
43 int myfunc(int n) |
|
44 { |
|
45 int table[n + 1]; // WRONG |
|
46 ... |
|
47 return table[n]; |
|
48 } |
|
49 //! [0] |
|
50 |
|
51 |
|
52 //! [1] |
|
53 int myfunc(int n) |
|
54 { |
|
55 int *table = new int[n + 1]; |
|
56 ... |
|
57 int ret = table[n]; |
|
58 delete[] table; |
|
59 return ret; |
|
60 } |
|
61 //! [1] |
|
62 |
|
63 |
|
64 //! [2] |
|
65 int myfunc(int n) |
|
66 { |
|
67 QVarLengthArray<int, 1024> array(n + 1); |
|
68 ... |
|
69 return array[n]; |
|
70 } |
|
71 //! [2] |
|
72 |
|
73 |
|
74 //! [3] |
|
75 QVarLengthArray<int> array(10); |
|
76 int *data = array.data(); |
|
77 for (int i = 0; i < 10; ++i) |
|
78 data[i] = 2 * i; |
|
79 //! [3] |