int _tmain(int argc, _TCHAR* argv[])
{
int arr1[]={1,2};
char arr2[]={255,255,255,255, 255,255,255,254};
void *p3=arr1;
int *p1=(int*)p3;//這里是指針的強制類型轉換，即把萬能指針p3抓換成int指針p1
int *p2=(int*)arr2;
*p1=*p2;
printf("%x\n",*p1);
char *p5=arr2;
int a=*((int*)p5); //這里是把指針強制轉換后再通過指針把數值傳給int變量a
printf("%x\n",a);
return 0;
}