34.函数指针数组和多线程

#include <stdio.h>
#include <stdlib.h>
#include <Windows.h>
#include <process.h>

void run1(void *p)
{
    MessageBoxA(0, "1", "1", 0);
}

void run2(void *p)
{
    MessageBoxA(0, "2", "2", 0);
}

void run3(void *p)
{
    MessageBoxA(0, "3", "3", 0);
}

void main()
{
    HANDLE hd[3] = { 0 };
    //函数指针数组
    void(**pp)(void *p) = (void(*[3])(void *p)){ run1, run2, run3 };
    
    for (int i = 0; i < 3; i++)
    {
        hd[3] = _beginthread(pp[i], 0, NULL);
    }
    WaitForMultipleObjects(3, hd, TRUE, INFINITE);

    system("pause");
}