Windows10 VS2017 C++多线程传参和等待线程结束
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#include "pch.h"
#include <iostream>
#include <windows.h>
using namespace std;
typedef struct MyData
{
const char* str;
}MYDATA;
//线程函数
DWORD WINAPI Fun(LPVOID lpParamter)
{
MYDATA *pmd = (MYDATA *)lpParamter;
for (int i = 0; i < 10; i++)
{
cout << "Displaying " << pmd->str << endl;
Sleep(500);
}
return 0;
}
int main()
{
//使用struct传递参数
MYDATA xstr;
xstr.str = "你好!";
//使用GetExitCodeThread()轮询检查
//DWORD exitCode = 0;
//HANDLE hThread = CreateThread(NULL, 0, Fun, &xstr, 0, NULL);
//while (1) {
// GetExitCodeThread(hThread, &exitCode); // 严重浪费 CPU 时间
// if (STILL_ACTIVE != exitCode)
// break;
//}
//CloseHandle(hThread);
//WaitForSingleObject()，cpu使用率极低
HANDLE hThread = CreateThread(NULL, 0, Fun, &xstr, 0, NULL);
WaitForSingleObject(hThread, INFINITE); // 等待，直到线程被激发
CloseHandle(hThread);
cout << "Child thread is over." << endl;
return 0;
}
参考文章：
https://www.cnblogs.com/XiHua/p/5028329.html