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Re: st: RE: if "macro" == value {


From   Chris Rohlfs <car@uchicago.edu>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: RE: if "macro" == value {
Date   Mon, 1 Sep 2003 11:41:54 -0500 (CDT)

thank you very much!

On Mon, 1 Sep 2003, Nick Cox wrote:

> Chris Rohlfs
>  
> > i am running that looks like:
> > 
> > foreach S in fa sp ts {
> > 	if [the macro S] ~="ts" {
> > 		-- extra commands --
> > 	}
> > }
> > 
> > that is, i'm performing a set of commands once for the "fa" 
> > string, once
> > for "sp", and once for "ts".  my problem: i can't figure 
> > out how to refer
> > to the macro `S' and have stata realize that i'm referring 
> > to the macro
> > `S' and not a variable named S or "fa", etc...
> > 
> > is there a way to write this so that i can test whether the 
> > macro S is
> > equal to a given string fa, sp, or ts ?
> > 
> 
> foreach S in fa sp ts {
> 	if "`S'" ~= "ts" {
>  		-- extra commands --
>  	}
> }
> 
> Also see [P] foreach; Stata Journal 2(2), 202-222 (2002) 
> 
> Nick 
> n.j.cox@durham.ac.uk 
> 
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> 

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