About Class in oops

1. #include <iostream>
using namespace std;
//Class is the combination of function & data members
//Class are 3 types
/*
1 Private
2 Public
3 Protect
If we write or not write Private this is By default
like keywords
Private is only accessable only in Class
Private is accessable only by Public
*/
class waqar {
//there i write or not Private it means that there is private
private:
//declaration of data type or meber or data members
// like
int a;
//to access int a; we Use Public
public:
//we can'nt use this type of sentance here
// In class we can only use Function & data members
//here you can write your own sentance
//Like
//cout<<"Enter your Roll Numbern";
//Here we Use cin keyword to get data from Keyboard
//cin>>a;
//Make your Function
//Like
int waqar1()
//I make fuction Name of waqar1
{
cout<<"Enter your roll Non";
cin>>a;
}
};
//Use main function
main()
{
//Here you can declare this class you can make
waqar wq;
//wq is called object
//Calling of class you need object
wq.waqar1();
//this is hole Program of using class
}