virtual void drive() = 0 What this means?

virtual void drive() = 0

What this means?

void means no return value.

drive() is a function

but what virtual means?

and why it asigns a value of 0 to a function?How can a function have value of 0 ?

Thank you

Newbie Poster

4 posts since Dec 2007

Reputation Points: 10

Solved Threads: 0

Any decent C++ book should explain inheritance to you.

Posting Sage

Team Colleague

11,531 posts since Dec 2005

Reputation Points: 5,862

Solved Threads: 953

virtual void drive() = 0 is a "pure virtual function" you can search with this keywod here or here

Junior Poster

176 posts since Mar 2006

Reputation Points: 39

Solved Threads: 24

This article has been dead for over three months

You