3 files changed, 4 insertions, 3 deletions
diff --git a/examples/widgets/desktop/screenshot/screenshot.cpp b/examples/widgets/desktop/screenshot/screenshot.cpp
index 80f26ae282..715e6c780e 100644
--- a/examples/widgets/desktop/screenshot/screenshot.cpp
+++ b/examples/widgets/desktop/screenshot/screenshot.cpp
@@ -139,7 +139,8 @@ void Screenshot::saveScreenshot()
     fileDialog.setFileMode(QFileDialog::AnyFile);
     fileDialog.setDirectory(initialPath);
     QStringList mimeTypes;
-    foreach (const QByteArray &bf, QImageWriter::supportedMimeTypes())
+    const QList<QByteArray> baMimeTypes = QImageWriter::supportedMimeTypes();
+    for (const QByteArray &bf : baMimeTypes)
         mimeTypes.append(QLatin1String(bf));
     fileDialog.setMimeTypeFilters(mimeTypes);
     fileDialog.selectMimeTypeFilter("image/" + format);
diff --git a/examples/widgets/desktop/systray/main.cpp b/examples/widgets/desktop/systray/main.cpp
index d981415b44..2d91e4ac36 100644
--- a/examples/widgets/desktop/systray/main.cpp
+++ b/examples/widgets/desktop/systray/main.cpp
@@ -64,7 +64,7 @@ int main(int argc, char *argv[])
     QApplication app(argc, argv);
 
     if (!QSystemTrayIcon::isSystemTrayAvailable()) {
-        QMessageBox::critical(0, QObject::tr("Systray"),
+        QMessageBox::critical(nullptr, QObject::tr("Systray"),
                               QObject::tr("I couldn't detect any system tray "
                                           "on this system."));
         return 1;
diff --git a/examples/widgets/desktop/systray/window.cpp b/examples/widgets/desktop/systray/window.cpp
index 28287dc02b..e30166beac 100644
--- a/examples/widgets/desktop/systray/window.cpp
+++ b/examples/widgets/desktop/systray/window.cpp
@@ -177,7 +177,7 @@ void Window::showMessage()
 //! [6]
 void Window::messageClicked()
 {
-    QMessageBox::information(0, tr("Systray"),
+    QMessageBox::information(nullptr, tr("Systray"),
                              tr("Sorry, I already gave what help I could.\n"
                                 "Maybe you should try asking a human?"));
 }