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st: Re: by & nearest


From   "Scott Merryman" <smerryman@kc.rr.com>
To   <statalist@hsphsun2.harvard.edu>
Subject   st: Re: by & nearest
Date   Fri, 22 Aug 2003 21:35:44 -0500

----- Original Message ----- 
From: "Benoit Dulong" <bendulong@vdn.ca>
To: "statalist" <statalist@hsphsun2.harvard.edu>
Sent: Friday, August 22, 2003 10:54 AM
Subject: st: by & nearest


> Is it possible (change the program) to get nearest to work with by ?
>
> I can not find the answer in my NC151 notes.
>
> Thank you
>
> Benoit Dulong.
>

Beniot,

Rather than changing the program you could use foreach to call -nearest- for
each group.

Example:

levels id, local(levels)
foreach l of local levels {
     nearest x y if idrep == `l' , id(idpoint`l') dist(h`l')
      }


Scott


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