Re: Just curious: Why is tonumber(nil) not 0?

[Mike Crowe <drmikecrowe@...>]

Timothy Baldridge wrote:
> Ahhh, the classic argument. Nil and zero are not the same, zero
> represents the lack of quantity of something being counted, nil
> represents the lack of data. In some areas of computing (such as the
> database work I do) this is a major difference. In my mind,
> tonumber(nil) should return nil.
Actually, I'm not arguing that nil == 0, but asking if tonumber(nil) == 
0.  i.e. if you move nil into the numeric domain, should it's value be 0...