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Re: st: Extracting substrings from variables.


From   [email protected] (Brendan Halpin)
To   [email protected]
Subject   Re: st: Extracting substrings from variables.
Date   Fri, 25 May 2012 13:00:45 +0100

On Fri, May 25 2012, Amal Khanolkar wrote:

> gen preght = regexs(0) if regexm(mdiag1x, "[^637] | [^642] | [^O1]")

A quick and untested suggestion:

. gen preght = regexs(0) if regexm(mdiag1x, "^(637)|(642)|(O1)")


Brendan
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Brendan Halpin,   Department of Sociology,   University of Limerick,   Ireland
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