Re: st: RE: confirm

[Enzo Coviello <enzo.coviello@alice.it>]

Thanks prof. Cox.

unab is what I was looking for.

Enzo

> This problem is a variation on
> two previously discussed on this list.
>
> 1. You want to -drop- variables if and only
> if the names specified are full variable names.
>
> Canned solution: -safedrop- on SSC
>
> 2. You want to separate a set of names
> into variable names and others. (Compare a very
> recent thread.)
>
> Canned solution: -isvar- on SSC
>
> In each case, a useful trick is throw
> something at -unab-.
>
> If it returns an error, that something is
> ambiguous or not a variable name.
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