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Diffstat (limited to 'src/corelib/doc/snippets/code/src_corelib_io_qdebug.cpp')
-rw-r--r-- | src/corelib/doc/snippets/code/src_corelib_io_qdebug.cpp | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/src/corelib/doc/snippets/code/src_corelib_io_qdebug.cpp b/src/corelib/doc/snippets/code/src_corelib_io_qdebug.cpp new file mode 100644 index 0000000000..4bbdc509ca --- /dev/null +++ b/src/corelib/doc/snippets/code/src_corelib_io_qdebug.cpp @@ -0,0 +1,84 @@ +/**************************************************************************** +** +** Copyright (C) 2018 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the QtCore module 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 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. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or (at your option) the GNU General +** Public license version 3 or any later version approved by the KDE Free +** Qt Foundation. The licenses are as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-2.0.html and +** https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +//! [0] + QString s; + + s = "a"; + qDebug().noquote() << s; // prints: a + qDebug() << s; // prints: "a" + + s = "\"a\r\n\""; + qDebug() << s; // prints: "\"a\r\n\"" + + s = "\033"; // escape character + qDebug() << s; // prints: "\u001B" + + s = "\u00AD"; // SOFT HYPHEN + qDebug() << s; // prints: "\u00AD" + + s = "\u00E1"; // LATIN SMALL LETTER A WITH ACUTE + qDebug() << s; // prints: "á" + + s = "a\u0301"; // "a" followed by COMBINING ACUTE ACCENT + qDebug() << s; // prints: "á"; + + s = "\u0430\u0301"; // CYRILLIC SMALL LETTER A followed by COMBINING ACUTE ACCENT + qDebug() << s; // prints: "а́" +//! [0] + +//! [1] + QByteArray ba; + + ba = "a"; + qDebug().noquote() << ba; // prints: a + qDebug() << ba; // prints: "a" + + ba = "\"a\r\n\""; + qDebug() << ba; // prints: "\"a\r\n\"" + + ba = "\033"; // escape character + qDebug() << ba; // prints: "\x1B" + + ba = "\xC3\xA1"; + qDebug() << ba; // prints: "\xC3\xA1" + + ba = QByteArray("a\0b", 3); + qDebug() << ba // prints: "\a\x00""b" +//! [1] |