#include <QtCore/QCoreApplication>

#include <QFile>
#include <QDataStream>
#include <QDebug>

#include <iostream>
using namespace std;

int main(int argc, char *argv[])
{
    QCoreApplication a(argc, argv);

    QFile file("test.dat");
    file.open(QIODevice::WriteOnly);

    QDataStream out(&file);
    out << "This is just some test string...";
    out << (qint32)12;

    file.flush();
    file.close();

    // ------------------------------------------------

    QFile file2("test.dat");
    file2.open(QIODevice::ReadOnly);

    QString test01;
    qint32 test02;

    QDataStream in(&file2);
    in >> test01 >> test02;

    file2.flush();
    file2.close();

    // read the vars

    qDebug() << "STRING: " << test01 << " NUMBER: " << test02 << endl;

    return 0;
}