/**************************************************************************** ** ** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies). ** Contact: http://www.qt-project.org/legal ** ** This file is part of the documentation of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:LGPL$ ** Commercial License Usage ** Licensees holding valid commercial Qt licenses may use this file in ** accordance with the commercial license agreement provided with the ** Software or, alternatively, in accordance with the terms contained in ** a written agreement between you and Digia. For licensing terms and ** conditions see http://qt.digia.com/licensing. For further information ** use the contact form at http://qt.digia.com/contact-us. ** ** GNU Lesser General Public License Usage ** Alternatively, this file may be used under the terms of the GNU Lesser ** General Public License version 2.1 as published by the Free Software ** Foundation and appearing in the file LICENSE.LGPL included in the ** packaging of this file. Please review the following information to ** ensure the GNU Lesser General Public License version 2.1 requirements ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. ** ** In addition, as a special exception, Digia gives you certain additional ** rights. These rights are described in the Digia Qt LGPL Exception ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. ** ** GNU General Public License Usage ** Alternatively, this file may be used under the terms of the GNU ** General Public License version 3.0 as published by the Free Software ** Foundation and appearing in the file LICENSE.GPL included in the ** packaging of this file. Please review the following information to ** ensure the GNU General Public License version 3.0 requirements will be ** met: http://www.gnu.org/copyleft/gpl.html. ** ** ** $QT_END_LICENSE$ ** ****************************************************************************/ //! [0] Q3CString str("helloworld", 6); // assigns "hello" to str //! [0] //! [1] Q3CString a; // a.data() == 0, a.size() == 0, a.length() == 0 Q3CString b == ""; // b.data() == "", b.size() == 1, b.length() == 0 a.isNull(); // true because a.data() == 0 a.isEmpty(); // true because a.length() == 0 b.isNull(); // false because b.data() == "" b.isEmpty(); // true because b.length() == 0 //! [1] //! [2] Q3CString s = "truncate this string"; s.truncate(5); // s == "trunc" //! [2] //! [3] Q3CString s; s.sprintf("%d - %s", 1, "first"); // result < 256 chars Q3CString big(25000); // very long string big.sprintf("%d - %s", 2, longString); // result < 25000 chars //! [3] //! [4] Q3CString s("apple"); Q3CString t = s.leftJustify(8, '.'); // t == "apple..." //! [4] //! [5] Q3CString s("pie"); Q3CString t = s.rightJustify(8, '.'); // t == ".....pie" //! [5]