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Re: st: Inserting a number into existing study ids


From   Paul McCabe <mcpstata@googlemail.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: Inserting a number into existing study ids
Date   Wed, 4 Feb 2009 14:07:31 +0000

Assuming this is a string variable ID

gen ID2=substr(ID,1,1)+"0"+substr(ID,2,length(ID)-1)

Best wishes
Paul

2009/2/4 Polis, Chelsea B. <cpolis@jhsph.edu>:
> Dear Statalisters,
>
> I need to insert a zero between the first and second characters in a column of study IDs.  For example, K04945 must become K004945. Any clues on how to achieve this?
>
> Many thanks!
> Chelsea
>
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