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Re: st: Split string variable


From   Suryadipta Roy <sroy2138@gmail.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: Split string variable
Date   Mon, 22 Oct 2012 10:01:40 -0400

Daniel,
Thank you! This is just what I was looking for.

Sincerely,
Suryadipta.

On Mon, Oct 22, 2012 at 8:24 AM, daniel klein
<klein.daniel.81@googlemail.com> wrote:
> Your -foreach- loop will not work for various reasons, but I will not
> comment on that. You are looking for
>
> g foo = substr(ccodealp_year, 1, 3)
>
> Best
> Daniel
>
> --
> Dear Statalisters,
> I have the following problem that probably needs some intelligent
> application of -substr- and/or -trim- , but that I have not been able
> to achieve so far. I have a string variable (name "ccodealp_year")
> that takes the following observations:
> AFG46
> AFG47
> ...
> ...
> VDR09
> VDR10
>
> Each observation is a three-digit country code followed by two-digit
> year. I need to create a variable consisting of just the three-digit
> country codes, i.e. need to remove the two-digit years from each
> observation of the string variable. I have also tried something like:
> foreach w of varlist ccodealp_year { gen `ccodealp' =
> "`ccodealp_year'-`year'" }, obviously without success. I was wondering
> if anyone can point me to the right direction. Any help is greatly
> appreciated.
>
> Best regards.
> Suryadipta.
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