Erik
try -capture keep v1 v2 v3-.
regards
Sebastian
2007/9/10, Erik Bihagen <[email protected]>:
> Hi Statalisters,
>
> Is there a way to let the keep command do the following?
> I want to keep, let's say, three variables v1 v2 v3 before saving data,
> but all these three variables do not exist in all data sets for which I
> want to run the command (I want to do this with a loop using many data
> sets and I use global to define the variables).
>
> I could drop variables instead using "capture drop v4" etc, but that
> would become a very long do file.
>
> Cheers
>
> Erik
>
> --
> Erik Bihagen
> Swedish Institute for Social Research
> Stockholm University
> SE-106 91 Stockholm
> Phone: +46 8 16 26 51
> Fax: +46 8 15 46 70
>
>
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