1 files changed, 3 insertions, 3 deletions
diff --git a/examples/widgets/mainwindows/mainwindow/main.cpp b/examples/widgets/mainwindows/mainwindow/main.cpp
index ae4634e3be..dcaabd195f 100644
--- a/examples/widgets/mainwindows/mainwindow/main.cpp
+++ b/examples/widgets/mainwindows/mainwindow/main.cpp
@@ -151,15 +151,15 @@ static ParseCommandLineArgumentsResult
                 return CommandLineArgumentsError;
             if (++i == argumentCount)
                 return CommandLineArgumentsError;
-            const QString sizeStr = arguments.at(i);
+            const QStringView sizeStr{ arguments.at(i) };
             const int idx = sizeStr.indexOf(QLatin1Char('x'));
             if (idx == -1)
                 return CommandLineArgumentsError;
             bool ok;
-            const int w = sizeStr.leftRef(idx).toInt(&ok);
+            const int w = sizeStr.left(idx).toInt(&ok);
             if (!ok)
                 return CommandLineArgumentsError;
-            const int h = sizeStr.midRef(idx + 1).toInt(&ok);
+            const int h = sizeStr.mid(idx + 1).toInt(&ok);
             if (!ok)
                 return CommandLineArgumentsError;
             result->insert(name, QSize(w, h));