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Re: st: macro string extraction


From   "Svend Juul" <SJ@SOCI.AU.DK>
To   <statalist@hsphsun2.harvard.edu>
Subject   Re: st: macro string extraction
Date   Sun, 4 Sep 2005 13:17:11 +0200

Robert wants the extract a character from a string:
---
"More specifically, suppose i have a string "hey". I want the local
macro `first' to contain the string "h"."
---
It can be done like this:

    . local first = substr("hey",1,1)
    . display "`first'"
    h

Hope this helps.
Svend

________________________________________________________

Svend Juul
Institut for Folkesundhed, Afdeling for Epidemiologi
(Institute of Public Health, Department of Epidemiology)
Vennelyst Boulevard 6
DK-8000 Aarhus C,  Denmark
Phone, work:  +45 8942 6090
Phone, home:  +45 8693 7796
Fax:          +45 8613 1580
E-mail:       sj@soci.au.dk
_________________________________________________________

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