int main ()
{
HANDLE hThread[THREAD_NUM];
DWORD dwThreadID[THREAD_NUM];
for (int i=0; i<THREAD_NUM; ++i)
{
int isStartImmediate =0;
if(3== i)
isStartImmediate = CREATE_SUSPENDED;
hThread=CreateThread(NULL, // security attributes that should be applied to the new thread、
// this is for NT. Use NULL to get the default security attributes. Use NULL for win95
0, // default size of 1MB can be passed by passing zero.
PrintThreads, // function name:address of the function where the new thread starts.
(LPVOID)i, // parameter(void pointer): pointer to the 32 bit parameter that will be passed into the thread
isStartImmediate, // flags to control the creation of the thread. Passing zero starts the thread immediately.
// Passing CREATE_SUSPENDED suspends the thread until the ResumeThread( ) function is called.
&dwThreadID// pointer to a 32-bit variable that receives the thread identifier.
);
if (hThread)
{
printf ("Thread launched successfully\n");
}
}
printf("Start sleep 100、and let other thread excute\n");
Sleep (100);
for(int i =
0; i<THREAD_NUM; ++i)
{
if (hThread)
{
CloseHandle(hThread); // You need to use this to release kernel objects when you are done using them.
// If a process exits without closing the thread handle、
// the operating system drops the reference counts for those objects.
// But if a process frequently creates threads without closing the handles、
// there could be hundreds of thread kernel objects lying around and these resource leaks can have a big hit on performance.
}
}
return (0);
}
//function PrintThreads
DWORD WINAPI PrintThreads (LPVOID num)
{
for (int i=0; i<10; i++)
printf ("Thread Number is %d%d%d\n"、num,num,num);
return
0;
}