For many data types and structures, how should software use pointers or references to a base class to invoke the same virtual function several times?
For many data types and structures, how should software use pointers or references to a base class to invoke the same virtual function several times?
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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For many data types and structures, how should software use pointers or references to a base class to invoke the same virtual function several times?
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Step 1
In object-oriented programming, it is common to use pointers or references to a base class to invoke the same virtual function several times for different derived classes. This technique is called polymorphism and is one of the key features of OOP.
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