Chapter 6. Specification of Observable Behavior

FAQ 6.01 What is the purpose of this chapter?

image

To provide a practical technique that reduces the ripple effect during both development and maintenance. The technique provided in this chapter is fundamental to understanding proper inheritance as well as reducing both short-term and long-term costs, especially for large systems.

The basic idea is to unambiguously state the external behavior of each member function in some well-known location, then for other programmers to rely on this specification rather than digging into the code and relying on the implementation. This technique is sometimes called ...

Get C++ FAQs, Second Edition now with O’Reilly online learning.

O’Reilly members experience live online training, plus books, videos, and digital content from 200+ publishers.