CODE EXAMPLE FOR CPP

files in c++

#include <iostream>
#include <fstream>
using namespace std;
class person{
public:
    string wife , son , mother;
    int brothers_num , sisters_num;
};

int main()
{
    person Ahmed;
    Ahmed.wife = "Aya";
    Ahmed.son = "Badr";
    Ahmed.mother = "Fatma";
    Ahmed.brothers_num = 2;
    Ahmed.sisters_num = 2;
    fstream new_file;
    new_file.open("database.txt" , ios::out );
    if(new_file.fail()){
        cout<<"can't open the files
";
    }
    new_file.write((char*)&Ahmed , sizeof(Ahmed));
    new_file.close();

    person Khaled;
    new_file.open("database.txt" , ios::in);
    new_file.read((char*)&Khaled , sizeof(Khaled));
    new_file.close();

    cout<<Khaled.wife;

    return 0;
}