lua-users home
lua-l archive

[Date Prev][Date Next][Thread Prev][Thread Next] [Date Index] [Thread Index]

On Wed, Feb 26, 2014 at 9:50 AM, Andrew Starks <> wrote:
> I think that I don't understand "virtual functions" in this context.
> My understanding was that they are functions that can be redefined by
> classes that are inheriting from the base class that declared it.

Yes, that's exactly what they are; the object carries references to
functions which are resolved at call time (in Lua by table lookup, in
C++ by VMT slot lookup).  The key point is that indirection is

"virtual method"  is really not a concept that makes sense in dynamic languages.