Adds immediate migration results

qt6-after/qt6-migrated-legatus/TetraIF/PrtCnv/LastTestAuswertung/mainwindow.cpp

@@ -1,4 +1,5 @@
 #include "mainwindow.h"
+#include <utility>
 #include "ui_mainwindow.h"
 #include <QFileDialog>
 #include <QFile>
@@ -258,13 +259,13 @@ void MainWindow::writeToLogfile(const QString &issi,
 
 QDateTime MainWindow::getTimestamp(const QString &filename) const
 {
-  const auto list1 = filename.splitRef(QLatin1Char('-'));
+  const auto list1 = filename.split(QLatin1Char('-'));
   if (list1.size() < 2)
     return {};
   
-  const QStringRef &fn = list1.at(1);
+  const QString &fn = list1.at(1);
   const auto list2 = fn.split(QLatin1Char('.'));
-  auto str = list2.at(0).toString();
+  auto str = list2.at(0);
   str.remove(10, 10);
 
   return QDateTime::fromMSecsSinceEpoch(str.toLongLong() * 1000);