关于memcpy的用法
结构如下:
void *memcpy(
void *dest,
const void *src,
size_t count
int* intPoint = new int(3333);
int* intPoint1;
memcpy( &intPoint1, &intPoint, 4 );//在intPoint1的地址处写入intPoint地址处的值,也就是intPoint指针值。
cout << *intPoint1 << endl;//使intPoint1指向了intPoint.
或
int* intPoint = new int(3333);
int intPoint1;
memcpy( &intPoint1, intPoint, 4 );
cout << intPoint1 << endl;