| From | austin nichols <[email protected]> |
| To | [email protected] |
| 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 <[email protected]> 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 * * For searches and help try: * http://www.stata.com/support/faqs/res/findit.html * http://www.stata.com/support/statalist/faq * http://www.ats.ucla.edu/stat/stata/
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