Store Object Data In File In C++

#include<fstream>

#include<iostream>

#include<string.h>

using namespace std;

class item

{

private: int id; char name[20]; float price;

public:

item()

{

id=0;

strcpy(name,"no_name");

price=00.00;

}

void getitemdata()

{

cout<<"Enter Item Id No. Item Name And Price Of Item";

cin>>id;

cin.ignore();

cin.getline(name,19);

cin>>price;

}

void putitemdata()

{

cout<<"\n"<<id<<" "<<name<<" "<<price;

}

int getitem();

};

int item::getitem()

{

if(id==0&&price==00.00)

 {

 cout<<"No Item Records Found";

 return(0);

     }

else

{

ofstream f1;

f1.open("item.dat");

f1.write((char *)this,sizeof(*this));

f1.close();

return(1);

 }

}

int main()

{

item i1,i2;

i1.getitemdata();

i1.putitemdata();

i1.getitem();

i2.putitemdata();

i2.getitem();

}