[cpp] new, delete

#include <iostream> // standard input, output

int main()
{
    int a = 1;
    int *p = new int;
    *p = 10;
    {
        int b = 2;
        std::cout << a << std::endl;
        std::cout << b << std::endl;
        std::cout << *p << std::endl;
    }
    std::cout << a << std::endl;
    //std::cout << b << std::endl; --> error
    std::cout << *p << std::endl;
    delete p;
}

 

각 c의 malloc과 free에 해당함.