QtConcurrent::run 运行类的成员函数

https://stackoverflow.com/questions/2152355/is-it-possible-to-use-qtconcurrentrun-with-a-function-member-of-a-class?answertab=active#tab-top

// call 'QStringList QString::split(const QString &sep, SplitBehavior behavior, Qt::CaseSensitivity cs) const' in a separate thread
QString string = ...;
QFuture<QStringList> future = QtConcurrent::run(string, &QString::split, QString(", "), QString::KeepEmptyParts, Qt::CaseSensitive);
...
QStringList result = future.result();