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hollyrosella@hushmail.com <hollyrosella@hushmail.com> wrote:

> Can you explain the potential indeterminancy with the length operator
> a bit more, please?

Its behaviour for tables with holes is not defined, but the implementation
is deterministic.

Tony.
-- 
f.anthony.n.finch  <dot@dotat.at>  http://dotat.at/
Viking, North Utsire, South Utsire, Forties, Cromarty, Forth, Tyne, Dogger:
Westerly or southwesterly, veering northwesterly 5 or 6 , veering northerly
occasionally 7 later. Moderate or rough. Showers. Good.