Lecture 4 - Slide 27 : 40 |
A member function may be logically constant, but the underlying state of the object may be physically non-constant (mutable)
It is possible to mark a data members as mutable
Mutable members can always be updated, even if they belong to a const object
![]() | A variant of Point with cached polar representation. |
![]() | The implementation of class Point - with compilation problems. |
![]() | A simple client program of Point. |
![]() | Program output. |