Modern C++ for Absolute Beginners: A Friendly Introduction to the C++ Programming Language and C++11 to C++23 Standards

© The Author(s), under exclusive license to APress Media, LLC, part of Springer Nature 2023

S. DmitrovićModern C++ for Absolute Beginnershttps://doi.org/10.1007/978-1-4842-9274-7_11

11. Pointers

Slobodan Dmitrović¹  

(1)

Belgrade, Serbia

 

Objects reside in memory. And so far, we have learned how to access and manipulate objects through variables. Another way to access an object in memory is through pointers. Each object in memory occupies a certain amount of bytes and has a type and an address. This allows us to access the object through a pointer. So, pointers are types that can hold the address of a particular object. For illustrative purposes only, we will declare an unutilized pointer that can point to an int object:

int main()

{

    int* p;

}

We say ...