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On 3/6/10, Shmuel Zeigerman <> wrote:
> joao lobato wrote:
>> I suppose it would be better all around if string.sub only accepted
>> non-null integers as indices
> If s:sub(5,4) is valid then s:sub(1,0) should be valid too.
> --
> Shmuel
You are right. string.sub's behaviour depends on string.find's; it
must therefore accept both cases you pointed.

But why accept non-integers?