to_string is not a member of std, says g++ (mingw)

Question

I am making a small vocabulary remembering program where words would would be flashed at me randomly for meanings. I want to use standard C++ library as Bjarne Stroustroup t

Answer 1

As suggested this may be an issue with your compiler version.

Try using the following code to convert a long to std::string:

#include 
#include 
#include 

int main() {
    std::ostringstream ss;
    long num = 123456;
    ss << num;
    std::cout << ss.str() << std::endl;
}