QT生成GUID

#include <QCoreApplication>

#include <QUuid>
#include <QDebug>

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

   QUuid id = QUuid::createUuid();
   QString strId = id.toString();
   qDebug()<< strId;
    return a.exec();
}