Check out example codes for "c++ write new file". It will help you in understanding the concepts better.

Code Example 1

#include <iostream>
#include <fstream>
using namespace std;

    int main() {
  // Create and open a text file
  ofstream MyFile("filename.txt");

    Write to the file
  MyFile << "Files can be tricky, but it is fun 

    Close the file

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