Re: Proposal for table length operator
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- Subject: Re: Proposal for table length operator
- From: Roberto Ierusalimschy <roberto@...>
- Date: 2010年12月14日 16:22:29 -0200
> The problem is that nil is both a value that can be useful in
> computations and the representation of non-presence in a table. Mostly
> that's okay. When it isn't, code can break in surprising ways if one
> hasn't thought ahead.
Of course, the fact that "code can break in surprising ways if one
hasn't thought ahead" is true for almost any code :)
-- Roberto