learnmoderncpp-tutorial/modules/05-pointer.cpp at main · cpp-tutor/learnmoderncpp-tutorial · GitHub

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// 05-pointer.cpp : write a variables value through a pointer

import std;

using namespace std;

int main() {

int i{ -1 }, j{};

int *p; // define p as an int*

p = &i; // set p to address of i

cout << "(1) p = " << p << ", *p = " << *p << ", i = " << i << '\n';

cout << "Please enter an integer: ";

cin >> j;

*p = j; // assign the value of j to the variable p points to

cout << "(2) p = " << p << ", *p = " << *p << ", i = " << i << '\n';

}

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