Shulou(Shulou.com)06/03 Report--

Xiaobian to share with you what benefits C++ fictional functions bring to us, I believe most people do not know much about it, so share this article for your reference. I hope you will learn a lot after reading this article. Let's find out about it!

When we use C++ programming language for program development, we will gradually find that this language has brought great benefits to our program development. We know that when developing with C++, the C++ fictional functions used as base classes are generally virtual functions. But why do we have to do so? Here is a small example to illustrate:

There are two classes:

Class ClxBase

{

Public:

ClxBase () {}

Virtual ~ ClxBase () {}

Virtual void DoSomething () {cout

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