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;

}