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Re: st: separating components of a string variable

From   Richard Goldstein <>
Subject   Re: st: separating components of a string variable
Date   Mon, 01 Oct 2012 15:37:16 -0400

use -egen- with the substr function as in

egen newvar=substr(oldvar,2,2)

egen newvar2=substr(oldvar2,-3,.)


On 10/1/12 3:32 PM, Mahbubeh Parsaeian wrote:
> Hi everybody.
> I have a question about separating the component of a string variable. 
> Suppose you have a string variable which is an id variable and consists of 9 numbers. 
The second and third numbers introduce the province and you want
> to separate this part of the string variable and save it as a new
> variable.
> I also have another question. I have an id number such as 123456 and I want
> to separate 3 numbers from the right side (456).
> Would you please help me to find good solutions for these questions?
> Thanks for your attention. 
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