On Wed, Jan 09, 2013 at 10:59:21PM +0100, comco wrote: > On Wednesday, 9 January 2013 at 21:30:32 UTC, H. S. Teoh wrote: > >Because I forgot to declare 'a', I end up overwriting a base class > >member which I didn't intend to change. Not good. (Furthermore, if > >the class hierarchy is big, I may not find out about this until much > >later -- I may not even be aware that some superclass declares 'a'.) [...] > At least this will be consistent behaviour. If it is an error, then > a perfectly fine code now will stop compiling after someone (evil > person!) adds a protected member 'i' to one of the super-super-super > classes. Now not only my loop will stop to compile, but the > inheritance will have the nice side effect of not allowing to use i > for iteration in __any__ method. > Of course, this is an extreme example, but valid.
Hmm, you're right. I withdraw my argument. :-P T -- I am not young enough to know everything. -- Oscar Wilde
