Read data from fstream

Question

I\'m trying to read data from a fstream but this code doesn\'t work. It puts 0 to the console. Can you help me?

// g++ -Wall main.cpp -o main.exe

#include 

        

Answer 1

Just try this code this code will help you

#include <fstream>
#include <iostream>
#include <string>
//#include <sstream>
using namespace std;
int main()
{
fstream file("main.txt");

file << "45634w6\n";
file << "dtusrjt\n";
file.close();
file.open("main.txt");
    string line;
while (!file.fail())
{
    getline(file, line);
    cout <<line  << "\n";
}


int a;
cin >> a;
}