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C++ Primer Plus, Fourth Edition
book

C++ Primer Plus, Fourth Edition

by Stephen Prata
November 2001
Beginner content levelBeginner
1128 pages
29h 12m
English
Sams
Content preview from C++ Primer Plus, Fourth Edition

Knowing Your Objects: The this Pointer

There's still more to be done with the Stock class. So far each class member function has dealt with but a single object, which has been the object that invokes it. Sometimes, however, a method might need to deal with two objects, and doing so may involve a curious C++ pointer called this. Let's see how this need can unfold.

Although the Stock class declaration displays data, it's deficient in analytic power. For example, by looking at the show() output you can tell which of your holdings has the greatest value, but the program can't tell because it can't access total_val directly. The most direct way of letting a program know about stored data is to provide methods to return values. Typically, you use inline ...

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Publisher Resources

ISBN: 0672322234Purchase book