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Re: st: changing values of a string variable


From   Prakash Singh <prakashbhu@gmail.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: changing values of a string variable
Date   Tue, 24 Apr 2012 08:39:09 +0530

Tashi, when you encode any variable it looses its string property so
there would be numeric value corresponding to id_131 in firms1 and you
should use that value in your command line



Best
Prakash

On Tue, Apr 24, 2012 at 8:01 AM, tashi lama <ltashi32@hotmail.com> wrote:
>
>
>
> Hello All,
>
>  I found matters similar to what I am going to post have been been discussed in the past but I am not sure if I understood. Here is my dataset
>
>
> hits firms
> 3     id_6429
> 10    id_131
> 8     id_2837
>
> 12    id_90
>
>
>
> The problem is to have sth like this
>
>
>
> hits    firms
>
> 3     .
>
> 10    id_131
> 8     .
>
> 12    .
>
>
> so I said    1.  encode firm, gen(firm1)
>
>                 replace firm1=. if firm1!=id_131
>
>                 drop firms
>
>
>
>
>
>
>
>  I also tried   2.   replace firms="" if firms!="id_131"
>
>
>
>
>
>
>
> It didn't give me the expected output although I feel like my codes are correct at least in principle. Any idea?
>
>
>
> Thanking,
>
> Tashi
>
>
>
>
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