Module 18

Getters, toString and bigger classes

Methods that give something back. Object methods that return values, getters and setters, toString, parameters and `this`, methods that call the object's own methods, a class that collects numbers and answers questions about them, and money kept in whole cents, since doubles aren't exact.

Steps

1. Methods that return a value
2. Getters
3. toString
4. Parameters and this
5. Calling the object's own methods
6. A class that remembers
7. Money and rounding errors