Re: Variables in for loop (style issue)
Walter Bright wrote:
I do agree that "const" is not very strong in C++, and as a type
usually more trouble than it's worth IMO (in part because it's not
what you want to overload for; rvalue references will mitigate that
However, as a "read-only storage" annotation it could be useful.
Well, it might have brought some extra confusion to people and
compilers, but it seems like the only way to get encapsulation
*and* efficiency into an interface. C++ is the only language where
you don't have to give up one of them.
I find that that const-correctness is one of the things I
like the most about C++.
D does have const, but as a storage class, not as a type modifier.
www.digitalmars.com C, C++, D programming language compilers
P.S. I've never understood why one would want to overload const and
non-const functions with otherwise the same argument types. (Setting
aside template type traits tricks for the moment.)
Don't you understand why one would want to do it for member functions?
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