In this lesson students learn about Class methods and Class variables, which are different from Instance methods and Instance variables.
Students have learned a lot about Instance methods and Instance variables. Each instance of a class has its own instance methods, and its own instance variables. For example, two different Rectangle objects can each have their own width and their own height. These values can be different from instance to instance.
The key difference with Class methods and Class variables is that all instances share the exact same Class methods and Class variables. Each instance does not get its own copy, it is all shared among instances. These methods and variables exist at the Class level, not the Instance level.
Class methods and Class variables are specified using the static keyword.
Students will be able to:
These are all the activities included in the lesson
