Specialization, Extension, and Inheritance

A complete PDF version of the text book is now available. The PDF version is an almost complete subset of the HTML version (where only a few, long program listings have been removed). See here.

Page 1	Specialization of Classes	Page 21	Class Inheritance in C#
Page 2	Specialization of Classes	Page 22	The top of the class hierarchy
Page 3	The extension of class specialization	Page 23	Methods in the class `Object` in C#
Page 4	Example: Bank Accounts	Page 24	Inheritance and Constructors
Page 5	Example: Bank Accounts in C#	Page 25	Constructors and initialization order
Page 6	Example: Geometric Shapes	Page 26	Constructors and initialization order: Example
Page 7	Specialization of classes	Page 27	Visibility modifiers in C#
Page 8	The Principle of Substitution	Page 28	Inheritance of methods, properties, and indexers
Page 9	Extension of Classes	Page 29	Inheritance of methods: Example.
Page 10	Extension of Classes	Page 30	Overriding and Hiding in C#
Page 11	An example of simple extension	Page 31	Polymorphism. Static and dynamic types
Page 12	The intension of class extensions	Page 32	Static and dynamic types in C#
Page 13	Inheritance in General	Page 33	Type test and type conversion in C#
Page 14	Inheritance	Page 34	Examples of type test and type conversion
Page 15	Interfaces to clients and subclasses	Page 35	Virtual methods in C#
Page 16	Visibility and Inheritance	Page 36	Practical use of virtual methods in C#
Page 17	Class hierarchies and Inheritance	Page 37	Overriding the Equals method in a class
Page 18	Multiple inheritance	Page 38	Upcasting and downcasting in C#
Page 19	Problems with multiple inheritance	Page 39	Upcasting and downcasting in C#
Page 20	Inheritance in C#	Page 40	Inheritance and Variables