UUID
// 创建一个UUID
QUuid id = QUuid::createUuid();
// 将UUID转换为没有横杠和花括号的字符串形式
QString uuidString = id.toString();
uuidString.remove(QChar('-')).remove(QChar('{')).remove(QChar('}'));
// 输出结果
qDebug() << "uuid:" << uuidString;
qt生成UUID
#QT##c++##uuid#
