How can I copy and paste a file in Windows using C++?

Question

I have googled this, but I am still confused about how to use it. I am making a file manager, and I want to be able t o copy and paste a file into a new directory. I know

Answer 1

void copyFile(const std::string &from, const std::string &to)
{
    std::ifstream is(from, ios::in | ios::binary);
    std::ofstream os(to, ios::out | ios::binary);

    std::copy(std::istream_iterator(is), std::istream_iterator(),
          std::ostream_iterator(os));
}