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Re: st: last variable in the dataset


From   Ricardo Ovaldia <[email protected]>
To   [email protected]
Subject   Re: st: last variable in the dataset
Date   Mon, 15 Aug 2011 05:14:54 -0700 (PDT)

Thank you to everyone that reply to my question.

The code:
 des
 loc lastvar: word `c(k)' of `r(varlist)'

did what I needed

Ricardo

Ricardo Ovaldia, MS
Statistician 
Oklahoma City, OK


--- On Sat, 8/13/11, Phil Schumm <[email protected]> wrote:

> From: Phil Schumm <[email protected]>
> Subject: Re: st: last variable in the dataset
> To: [email protected]
> Date: Saturday, August 13, 2011, 10:49 AM
> On Aug 13, 2011, at 10:07 AM, Ricardo
> Ovaldia wrote:
> > I am writing an -ado- program that merges several
> datasets with different variables. I need to know the name
> of the last variable after the merge.  Is there a way
> to get the name of the last variable or refer to the last
> variable in the dataset?
> 
> 
> Either
> 
>     mata: st_local("lastvar",
> st_varname(st_numscalar("c(k)")))
> 
> or
> 
>     qui ds
>     loc lastvar: word `c(k)' of `r(varlist)'
> 
> will place the name of the last variable in the current
> dataset into the local macro lastvar.
> 
> 
> -- Phil
> 
> 
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