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RE: st: Counting commas in a string variable


From   Roy Wada <roywada@hotmail.com>
To   <statalist@hsphsun2.harvard.edu>
Subject   RE: st: Counting commas in a string variable
Date   Thu, 2 Jul 2009 22:46:20 -0700

 
> gen comma = length(trim(var1))-length(trim(subinstr(var1,",","",.)))
 
On a second thought, you probably want to -trim( )- before applying 
-subinstr( )-.
 
gen comma = length(trim(var1))-length(subinstr(trim(var1,",","",.)))
 
Roy
 
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