What is the name of that function...

[Alex Tweedly]

  wrap

but why do you want to avoid 'mod' ?

-- Alex.

On 18/09/2010 22:42, Tereza Snyder wrote:
> …that lets you cycle among a sequence of numbers without using mod? I've read through the functionnames three times but nothing seems to be it.
>
> Someone asked on the list not too long ago, and I said to myself, "Remember that!" and of course I remember saying that, but I don't remember…that.
>
> Somebody knows… what is it.
>
>
>
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