how to read and write in a file c++
#include <iostream> #include <fstream> using namespace std; ifstream file_variable; //ifstream is for input from plain text files file_variable.open("input.txt"); //open input.txt file_variable.close(); //close the file stream /* Manually closing a stream is only necessary if you want to re-use the same stream variable for a different file, or want to switch from input to output on the same file. */ _____________________________________________________ //You can also use cin if you have tables like so: while (cin >> name >> value)// you can also use the file stream instead of this { cout << name << value << endl; } _____________________________________________________ //ifstream file_variable; //ifstream is for input from plain text files ofstream out_file; out_file.open("output.txt"); out_file << "Write this scentence in the file" << endl;