Qt官方示例-并发运行函数

#include <QDebug>
#include <QThread>
#include <QString>
#include <qtconcurrentrun.h>
#include <QApplication>

using namespace QtConcurrent;

void hello(QString name)
{
    qDebug() << "Hello" << name << "from" << QThread::currentThread();
}

int main(int argc, char **argv)
{
    QApplication app(argc, argv);
    QFuture<void> f1 = run(hello, QString("Alice"));
    QFuture<void> f2 = run(hello, QString("Bob"));
    f1.waitForFinished();
    f2.waitForFinished();
}

C:\Qt\{你的Qt版本}\Examples\{你的Qt版本}\qtconcurrent\runfunction

https://doc.qt.io/qt-5/qtconcurrent-runfunction-example.html