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-rw-r--r--src/corelib/doc/snippets/code/doc_src_qset.cpp103
1 files changed, 16 insertions, 87 deletions
diff --git a/src/corelib/doc/snippets/code/doc_src_qset.cpp b/src/corelib/doc/snippets/code/doc_src_qset.cpp
index 96ef07738b..98a6f336f5 100644
--- a/src/corelib/doc/snippets/code/doc_src_qset.cpp
+++ b/src/corelib/doc/snippets/code/doc_src_qset.cpp
@@ -1,52 +1,5 @@
-/****************************************************************************
-**
-** Copyright (C) 2016 The Qt Company Ltd.
-** Contact: https://www.qt.io/licensing/
-**
-** This file is part of the documentation of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:BSD$
-** 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 The Qt Company. For licensing terms
-** and conditions see https://www.qt.io/terms-conditions. For further
-** information use the contact form at https://www.qt.io/contact-us.
-**
-** BSD License Usage
-** Alternatively, you may use this file under the terms of the BSD license
-** as follows:
-**
-** "Redistribution and use in source and binary forms, with or without
-** modification, are permitted provided that the following conditions are
-** met:
-** * Redistributions of source code must retain the above copyright
-** notice, this list of conditions and the following disclaimer.
-** * Redistributions in binary form must reproduce the above copyright
-** notice, this list of conditions and the following disclaimer in
-** the documentation and/or other materials provided with the
-** distribution.
-** * Neither the name of The Qt Company Ltd nor the names of its
-** contributors may be used to endorse or promote products derived
-** from this software without specific prior written permission.
-**
-**
-** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
+// Copyright (C) 2016 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
//! [0]
QSet<QString> set;
@@ -73,24 +26,23 @@ if (!set.contains("ninety-nine"))
//! [4]
QSetIterator<QWidget *> i(set);
-while (i.hasNext())
- qDebug() << i.next();
+while (i.hasNext()) {
+ QWidget *w = i.next();
+ qDebug() << w;
+}
//! [4]
//! [5]
-QSet<QWidget *>::const_iterator i = set.constBegin();
-while (i != set.constEnd()) {
+for (auto i = set.cbegin(), end = set.cend(); i != end; ++i)
qDebug() << *i;
- ++i;
-}
//! [5]
//! [6]
QSet<QString> set;
...
-foreach (const QString &value, set)
+for (const auto &value : set)
qDebug() << value;
//! [6]
@@ -104,20 +56,18 @@ for (int i = 0; i < 20000; ++i)
//! [8]
-QSet<QString> set;
-set << "January" << "February" << ... << "December";
+QSet<QString> set = {"January", "February", ... "December"}
-QSet<QString>::iterator i;
-for (i = set.begin(); i != set.end(); ++i)
+// i is a QSet<QString>::iterator
+for (auto i = set.begin(), end = set.end(); i != end; ++i)
qDebug() << *i;
//! [8]
//! [9]
-QSet<QString> set;
-set << "January" << "February" << ... << "December";
+QSet<QString> set = {"January", "February", ... "December"};
-QSet<QString>::iterator i = set.begin();
+auto i = set.begin();
while (i != set.end()) {
if ((*i).startsWith('J')) {
i = set.erase(i);
@@ -139,11 +89,10 @@ if (it != set.end())
//! [11]
-QSet<QString> set;
-set << "January" << "February" << ... << "December";
+QSet<QString> set = {"January", "February", ... "December"};
-QSet<QString>::const_iterator i;
-for (i = set.begin(); i != set.end(); ++i)
+// i is QSet<QString>::const_iterator
+for (auto i = set.cbegin(), end = set.cend(); i != end; ++i)
qDebug() << *i;
//! [11]
@@ -156,23 +105,3 @@ QSet<QString>::const_iterator it = std::find_if(set.cbegin(), set.cend(), predic
if (it != set.constEnd())
cout << "Found Jeanette" << endl;
//! [12]
-
-
-//! [13]
-QSet<QString> set;
-set << "red" << "green" << "blue" << ... << "black";
-
-QList<QString> list = set.toList();
-std::sort(list.begin(), list.end());
-//! [13]
-
-
-//! [14]
-QStringList list;
-list << "Julia" << "Mike" << "Mike" << "Julia" << "Julia";
-
-QSet<QString> set = QSet<QString>::fromList(list);
-set.contains("Julia"); // returns true
-set.contains("Mike"); // returns true
-set.size(); // returns 2
-//! [14]