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RE: AW: st: local containing (all) variables' names in a dataset


From   "Nick Cox" <n.j.cox@durham.ac.uk>
To   <statalist@hsphsun2.harvard.edu>
Subject   RE: AW: st: local containing (all) variables' names in a dataset
Date   Tue, 18 Aug 2009 17:55:17 +0100

But that's minimal -ds-. Supporting all the options is the tricky thing
-- and conversely the extra strength given by the options is why people
should want to use -ds- in the first place. 

Nick 
n.j.cox@durham.ac.uk 

Ulrich Kohler

-unab- does the trick as well and is documented:

. unab a: _all
. local b  make rep78
. local c:list  a - b
. disp "`c'"


Am Dienstag, den 18.08.2009, 09:39 -0500 schrieb Eric A. Booth:
> Thanks for the clarification, Nick.  I made the erroneous assumption  
> that an increase in the number after -ds- (e.g., ds2, ds3, ds5...)  
> meant newer versions of the program.
> 
>    Since -ds- is now an undocumented/unofficial command,  I am curious

> whether there are other commands that have its functionality.  In the

> "previously documented" link in the -ds- help file it says:
> 
> " Previously documented commands are commands of Stata from a previous

> release that are no longer documented because they have been  
> superseded by more recent, better commands. "
> 
> I see that you can grab a c(varlist) from commands like -desc- and you

> could probably use extended macro functions to piece together what - 
> ds- does, but is there another command that has -ds- 's functionality

> built in & supersedes -ds- ??
> 

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