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Re: st: local .... if


From   Edwin Leuven <e.leuven@uva.nl>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: local .... if
Date   Fri, 26 Mar 2004 16:45:09 +0100 (CET)

why not

sum x if id==124, mean
local val = r(mean)

?

On Fri, 26 Mar 2004, Lars Korsholm wrote:

> Hi
> 
> Can anyone help me with the following
> what I would like to do is something like
> local val= x if id==124
> 
> I know one dirty way:
> preserve
>  keep if id==124
>  local val=x
> restore
> 
> but that do not seem efficient :-)
> can anyone do this more elegantly?
> 
> best
> 
> 
> 
> ..............................................
> : Lars Korsholm Ph.D.,                       :
> :  Department of Statistics                  :
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> :............................................:
> 
> 
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