Pointers and references in C++: An Array is a Pointer to an Alias

pointers_and_references_arrays_and_pointers.cpp

#include <iostream>
using namespace std;

int main() {
    int arr[5];
    arr[0] = 1;
    cout << "arr[0]=" << arr[0] << endl;
    *arr = 2;
    cout << "arr[0]=" << arr[0] << endl;

    int *ip = arr;
    *ip = 3;
    cout << "arr[0]=" << arr[0] << endl;

    ++ip;
    *ip = 4;
    cout << "arr[1]=" << arr[1] << endl;

    *(++ip) = 5;
    cout << "arr[2]=" << arr[2] << endl;
    cout << "ip=" << ip << ", *ip=" << *ip << endl;
}