Question

How to use pointer to const in C++

Answer 1

#include <iostream>

int main() {
    const int n = 948;

    const int *p = &n;
    //*p = 20; // error: assignment of read-only location ‘* p’

    std::cout << n << "\n";
    std::cout << *p << "\n";
}




/*
run:

948
948

*/

 

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