File Handling in OOP

Two types of files

1.    Text files

2.    Binary Files

File Access Method

1.    Sequential Access method

2.    Random Access Method

Stream

Series of bytes is known as stream.

Types Of Stream

1.    Input stream

Reading of data from file.

2.    Output stream

Store data in file is known as output data.

Objects for stream

Cin and cout for input and output respectively.

IOS (input outut stream)

Derived classes from this are

1.    Istream

2.    Ostream

3.    Iostream

This is derived from 1 and 2.

Program:

#include<iostream>

#include<fstream>

using namespace std;

int main()

{

char name[30];

int age;

ofstream stud("c:\\student.txt");

for(int i=1; i<5 ;i++)

{

cout<<"\n Enter name=";

cin>>name;

cout<<"\n Enter age=";

cin>>age;

stud<<name<<"\t"<<age<<endl;

 

    } 

    stud.close();

}