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Re: st: Drop variables based on variable label


From   Debs Majumdar <debs_stata@yahoo.com>
To   "statalist@hsphsun2.harvard.edu" <statalist@hsphsun2.harvard.edu>
Subject   Re: st: Drop variables based on variable label
Date   Tue, 27 Dec 2011 23:29:49 -0800 (PST)

I see what are you trying to do but it's not dropping the variables.

Thanks,

-Joey



----- Original Message -----
From: A Loumiotis <antonis.loumiotis@gmail.com>
To: statalist@hsphsun2.harvard.edu
Cc: 
Sent: Tuesday, December 27, 2011 11:07 PM
Subject: Re: st: Drop variables based on variable label

Hi Joey,
You could try this:

ds
foreach var in `r(varlist)' {
    if substr("`:var l `var''",1,2)=="rs" drop `var'
}

Best,
Antonis

On Wed, Dec 28, 2011 at 7:01 AM, Shubhabrata Mukherjee
<joy_stat@yahoo.com> wrote:
> Hi All,
>
>  Is there a way to drop variables based on variable label?
>
>  I have some variables (which are redundant) whose variable label start with 'rs'.
>
> E.g.
>
> var     label
>
> v1      rs12
>
> v2      s13
>
> v3      rs14
> v4      rs17
> v5      s15
> ...........
> .......
> ....
>
> I want to drop the variables whose label starts with rs (v1, v3, v4,...).
>
> Any help is appreciated.
>
> Thanks,
>
> -Joey
>
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