1 /****************************************************************************

     2 **

     3 ** Copyright (C) 2009 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.

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    36 **

    37 **

    38 ** $QT_END_LICENSE$

    39 **

    40 ****************************************************************************/

    41 

    42 //! [0]

    43     QString foo;

    44     QString type = "long";

    45 

    46     foo->setText(QLatin1String("vector<") + type + QLatin1String(">::iterator"));

    47 

    48     if (foo.startsWith("(" + type + ") 0x"))

    49         ...

    50 //! [0]

    51 

    52 //! [3]

    53     #define QT_USE_FAST_CONCATENATION

    54 //! [3]

    55 

    56 //! [4]

    57     #define QT_USE_FAST_CONCATENATION

    58     #define QT_USE_FAST_OPERATOR_PLUS

    59 //! [4]

    60 

    61 //! [5]

    62     #include <QStringBuilder>

    63 

    64     QString hello("hello");

    65     QStringRef el(&hello, 2, 3);

    66     QLatin1String world("world");

    67     QString message =  hello % el % world % QChar('!');

    68 //! [5]