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Re: st: How do I do -local macroname = var1 if var2==value-


From   Lars Korsholm <korsholm@stat.sdu.dk>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: How do I do -local macroname = var1 if var2==value-
Date   Mon, 19 Apr 2004 16:38:34 +0200 (MEST)

On Fri, 16 Apr 2004, Renzo Comolli wrote:

> Dear Statalist
> 
> I would like to do the following thing
> . local macroname = var1 if var2==value
> This is not legal syntax though. I looked on [U] and [P] to see if there
> were any extended macro function to help me but I did not find any.
> 
> I know for a fact that value referred to in the if-condition is going always
> to be unique.
> 
> I tried the following work around but for some reason (that I don't
> understand) it does not work either (it returns a missing even if I know for
> a fact that it should return a number)
> . tempvar var1
> . gen `var1'=var1 if var2==value
> . local macroname = `var1'[1]

I guess that in macroname you want the value of var1 (which is unique)
when var2==value.

the best way I know is
sum var1 if var2==value, meanonly
local macroname=`r(mean)'

chers
lars


> 
> 
> Any suggestion would be appreciated.
> 
> Best Regards,
> Renzo Comolli
> 
> 
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> 

..............................................
: Lars Korsholm Ph.D.,                       :
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