Question

You are writing a program in C++. Give the necessary statements to open a file and to confirm that the file has been successfully opened for writing.

Answer 1

Code:
#include <iostream>
#include <stdio.h>
#include <fstream>

using namespace std;

int main()
{   //creating object of class ofstream
   ofstream writeFile;
   //opening the file named "file.txt" with object's function open()
   writeFile.open("file.txt");
  
   //checking whether file is opened or not using is_open() function
   //if file is opened, it returns 1 else 0
   //if file is opened, displaying a message
   if(writeFile.is_open())
   {
       cout<<"File has been successfully opened for writing\n";
   }  
   //closing the file
   writeFile.close();
  
   return 0;
}

Code Photo:
Output: