Conversion of integer pointer to integer

Question

Tried following code to check what happens when we convert integer pointer to a integer .

 #include
 #include
 int main()
 {
          


        

Answer 1

uint64_t PointerToInt(void* ptr){
    uint64_t* u=(void*)&ptr;
    return *u;
}

if you want to convert pointer to 64 bits unsigned int