1. Classes
Lecture 4
Secs 2.3, 4.1 – 4.3
Fri, Jan 26, 2007

2. Classes
The class construct in C++ is an enhancement of the struct construct in C.
class Name {
// Member function prototypes
// Declarations of data members };
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3. Class Members Members are private by default.
Members may be designated public, private, or protected.
Members may be objects or functions.
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4. Class Member-Access Operators
Use the dot operator . to access members through an object.
Use the arrow operator -> to access members through a pointer to an object.
Point p(2, 3);
cin >> p.x >> p.y;
Point* pp = &p;
cin >> pp->x >> pp->y;
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5. The Point Class
The Point class
point.h
point.cpp
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6. Example: PointTest.cpp
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