C++ 질의응답

#include<vector>

#include<iostream>

#include<iomanip>

#include<fstream>

#include<string>

using namespace std;

class Item {

private:

string code;

string name;

int price;

public:

Item() :code(""), name(""), price(0) {}

Item(string _code, string _name, int _price) :code(_code), name(_name), price(_price) {}

string getCode() {

return code;

}

void setItem(string _code, string _name, int _price) {

code = _code;

name = _name;

price = _price;

}

bool readItemFromFile(ifstream& fin) {

while(fin){

string _code, _name;

int _price;

fin >> _code >> _name >> _price;

if (_code == "")

return false;

code = _code;

name = _name;

price = _price;

return true;

}

return false;

}

void writeItemToFile(ofstream& fout) {

fout << code << 't' << name << 't' << price << endl;

}

};

int main() {

Item temp;

vector<Item> vItem;

string inFleName = "item.txt";

string outFleNAme = "item_output.txt";

ifstream fin;

fin.open("item.txt");

while (temp.readItemFromFile(fin)) {

cout << "a" << endl;

vItem.push_back(temp);

}

fin.close();

temp.setItem("E1002", "박카스", 1000);

vItem.push_back(temp);

ofstream fout;

fout.open("item_output.txt");

for (auto elem : vItem)

elem.writeItemToFile(fout);

fout.close();

fout.close();

return 0;

}