Re: Why is nil not a valid table key?

[Luiz Henrique de Figueiredo <lhf@...>]

> I know, it's always been that way. But is there really a compelling 
> reason?

I think that one reason is to help spot typos. For instance, if you type
t[nam] when you meant t[name]. In much the same way as t.nam gives nil
if you meant t.name.
--lhf