Re: Bugs and questions

[Roberto Ierusalimschy <roberto@...>]

> Is there a better way to do this ? (I would like to avoid the 
> recursion's overhead and to destroy the table)

I don't know how to avoid the recursion, but you can keep the table intact:

  function unpack (t, i)
    i = i or 1
    if (i <= getn(t)) then
      return t[i], unpack(t, i+1)
    end
  end

-- Roberto