how to create a file and write in c++ code example

Example 1: create file c++

// using ofstream constructors.
#include <iostream>
#include <fstream>  

std::ofstream outfile ("test.txt");

outfile << "my text here!" << std::endl;

outfile.close();

Example 2: write to file in C++

ofstream myfile;
myfile.open("file.txt");

myfile << "write this to file"