Thursday, November 28, 2019

Reading The Content From a Text File in C++

Here is a code that will read the content of a text file from a file in the C++ programming language.

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Program Listing

#include <fstream>
#include <iostream>
#include <string>

using namespace std;

int main()
{
  string str;  
  ofstream out_file;
  ifstream in_file;
  out_file.open("file.txt");
  out_file<<"This is the first line\n";
  out_file<<"This is the second line\n";
  out_file<<"This is the third line\n";
  out_file<<"This is the fourth line\n";
  out_file.close();
  in_file.open("file.txt");
  getline(in_file,str);    
  cout<<str<<endl;                      
  getline(in_file,str);    
  cout<<str<<endl;                      
  getline(in_file,str);    
  cout<<str<<endl;                      
  in_file.close();
  getline(in_file,str);    
  cout<<str<<endl;                      
    system("pause");
  return 0;
}

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