Re: Empty? No. Array? No. Has? Yes.

[Roberto Ierusalimschy <roberto@...>]

>   What people seem to be asking for is:
> 
> 	Platonic essence	Lua	NeoLua
> 	nothing			nil	empty [1]
> 	nil			nil	nil

How do you distinguish between these two cases?

       x = function() end
       y = function() return nothing end

-- Roberto