#include #include #include #include #include #include "opstream.h" int main(int argc, char *argv[]) { QCoreApplication a(argc, argv); QFile x("./test.dd"); qDebug() << x.open(QIODevice::WriteOnly); qDebug() << x.exists(); qDebug() << x.open(QIODevice::WriteOnly); qDebug() << x.exists(); return a.exec(); }