windows timeGetTime() 函数 获取系统从开机到现在的毫秒时间值

 #include <windows.h>
 #include <iostream>

 #pragma comment( lib,"winmm.lib" )

 int main()
 {
     DWORD msec = timeGetTime();
     std::cout << "msec = " << msec << std::endl;

     return ;
 }