Is delete[] equal to delete?

Question

IP_ADAPTER_INFO *ptr=new IP_ADAPTER_INFO[100];

if I free using

delete ptr;

will it lead to memory leak, if not t

Answer 1

delete : calls the appropriate destructor only for the element pointed to (if needed), then frees the memory chunk

delete[] : calls the appropriate destructors for each element in its array (if needed), then frees the memory chunk