> Just like Maarten said.
>
> foreach var of varlist a b c {
> forvalues i = 2/3 {
> generate `var'`i' = `i' * `var'
> }
> }
Ah, I see, thanks. I read the help of varlist, but didn't find applications
like this one there.
> If all you have in your dataset are variables a, b and c,
> then you can use a
> shortcut
>
> foreach var of varlist _all { . . .
Ok.
> If you want to store the list of variable names in a local
> macro, then you
> can
>
> local myvarlist
> foreach var of varlist a b c {
> local myvarlist `myvarlist' `var'
> }
>
> And then you can
>
> foreach element of local myvarlist { . . .
>
> (This last example is similar to the string array or vector
> that you're
> seeking, but you can see that it's not so efficient to do
> what you want to
> do as what Maarten suggested.)
No, indeed, it doesn't look very efficient.
> If you have some characteristic that you want to select the
> variables on
> (i.e., you don't know the list of variables in advance), then you can
>
> foreach var of varlist _all {
> capture assert [or confirm] <`var' satisfies some set of criteria>
> if _rc continue
> <do what you want with the variable(s) that meet(s) the criteria>
> . . .
> }
Ok, thanks a lot, that looks useful.
Thanks for the help both, best regards,
-Hendri.
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