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Programming in C++, 2nd Edition
book

Programming in C++, 2nd Edition

by Kamthane
April 2024
Intermediate to advanced
904 pages
28h 48m
English
Pearson India
Content preview from Programming in C++, 2nd Edition
Rules for Virtual Functions 613
it varies only in the return type. If two functions with a similar name have different arguments,
C++ compiler considers them different, and the virtual function mechanism is dropped.
15.5 RULES FOR VIRTUAL FUNCTIONS
(1) The virtual function should not be static and must be a member of a class.
(2) The virtual function may be declared as a friend for another class. An object pointer can
access the virtual functions.
(3) A constructor cannot be declared as virtual, but a destructor can be declared as virtual.
(4) The virtual function should be defined in the public section of the class. It is also pos-
sible
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ISBN: 9789332520288