read a file c++
// reading a text file
#include <iostream>
#include <fstream>
#include <string>
using namespace std;
int main () {
string line;
ifstream myfile ("example.txt");
if (myfile.is_open())
{
while ( getline (myfile,line) )
{
//use line here
}
myfile.close();
}
else cout << "Unable to open file";
return 0;
}Reading From A File In C++
#include <iostream>
#include <fstream>
using namespace std;
int main() {
fstream my_file;
my_file.open("my_file.txt", ios::in);
if (!my_file) {
cout << "No such file";
}
else {
char ch;
while (1) {
my_file >> ch;
if (my_file.eof())
break;
cout << ch;
}
}
my_file.close();
return 0;
}Copyright © 2021 Codeinu
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