QDateTime time = QDateTime::currentDateTime();
    QString dateTime = time.toString("MM-dd-hh-mm");
    QString str= QString("Data%1.dat").arg(dateTime);
    QFile file1(str);
    if(!file1.open(QIODevice::WriteOnly))
    {
        qDebug("File open failed!");
    }
    file1.close();</span>
 

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