Revision control
++ // Copyright (C) 2017 The Qt Company Ltd.
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
++
++ #include <QtQml>
++
++ int main(int argc, char *argv[])
++ {
++ QCoreApplication app(argc, argv);
++ QJSEngine engine;
++ //! [0]
++ engine.globalObject().setProperty("foo", 123);
++ qDebug() << "foo times two is:" << engine.evaluate("foo * 2").toNumber();
++ //! [0]
++ return 0;
++ }
++