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C++ program to open a file

This program will show you how to open a file in C++.We’ll need to include the fstream header file. The fstream header file contains the necessary classes to read, write files. It includes
ofstream: Stream class to write on files
ifstream: Stream class to read from files
fstream: Stream class to both read and write from/to files.

#include <iostream>
#include <fstream>
using namespace std;
int main()
 ofstream obj;  //Creating an object for class ofstream"filename.txt"); //Opening the file "filename.txt"
 obj << "Hello";  //Writing to filename.txt
 obj.close(); //Closing file
 return 0;


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