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From | Maarten buis <maartenbuis@yahoo.co.uk> |
To | statalist@hsphsun2.harvard.edu |
Subject | Re: st: foreach and levels of string variable |
Date | Mon, 27 Sep 2010 10:42:47 +0000 (GMT) |
--- On Mon, 27/9/10, Paul O'Brien wrote: > . levelsof study, local(levelstud) > > . foreach l of local levelstud { > 2. ptrend p1 np1 day if study == `l' > 3. } > Ashok not found > r(111); > > where am i going wrong? ptrend p1 np1 day if study == `l' should be ptrend p1 np1 day if study == "`l'" hope this helps, Maarten -------------------------- Maarten L. Buis Institut fuer Soziologie Universitaet Tuebingen Wilhelmstrasse 36 72074 Tuebingen Germany http://www.maartenbuis.nl -------------------------- * * For searches and help try: * http://www.stata.com/help.cgi?search * http://www.stata.com/support/statalist/faq * http://www.ats.ucla.edu/stat/stata/