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Re: st: scripting question (_n)


From   austin nichols <austinnichols@gmail.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: scripting question (_n)
Date   Fri, 26 Aug 2005 11:47:25 -0400

gen long index=1+sum(var1[_n-1]=="b")

On 8/26/05, kelly johnson <econometrics@hotmail.com> wrote:
> I want to creat a unique number to identify each set from a-b. e.g.:
> var1 var2
> a 1
> a 1
> b 1
> a 2
> a 2
> b 2
> a3

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