C++ 线程

#include <thread>
#include <Windows.h>

#include <mutex>


mutex mu;
int totalNum = 10;

using namespace std;

void thread01(int num) 
{
	for (int i = 0; i < 5; i++)
	{
		cout << "Thread 01 is working ！" << endl;
		Sleep(100);

		mu.lock(); //同步数据锁
		cout << totalNum << endl;
		totalNum--;
		Sleep(100);
		mu.unlock();  //解除锁定

	}

}

void thread02()
{
	for (int i = 0; i < 5; i++)
	{
		cout << "Thread 02 is working ！" << endl;
		Sleep(200);
	}
}



int main()
{
    std::cout << "Hello World!\n"; 

	thread task01(thread01, 5);
	thread task02(thread02);
	//task01.join();
	//task02.join();
	task01.detach();
	task02.detach();



	for (int i = 0; i < 5; i++)
	{
		cout << "Main thread is working ！" << endl;
		Sleep(200);
	}
	system("pause");



}