creating an ostream

Question

I am trying to create a c++ ostream for educational reasons. My test will be creating an ostream that acts like a ofstream would except instead of writing to a file it would

Answer 1

Use std::stringstream

#include 
#include 
int main()
{
    std::stringstream   s;
    s << "Plop" << 5;

    std::cout << s.str();
}