This renaming of files is largely between you 
and your (still unstated) operating system,
although Stata is available as an intermediary. 
For example, under the Windows XP command prompt, 
rename can be used to rename files. From within 
Stata 
!rename a76.dta b76.dta 
will do the same thing. 
Nick 
[email protected] 
victor michael zammit
 
> I am using version 8.2
> What I am trying to do is to isolate  normally distributed 
> variables closest
> to a mean of 50 and a sd of 10.
> The following clip is from a generation of 1000 such 
> variables . 76 and 833
> are  variables that qualify to the relevant criteria  .They 
> are saved in my
> directory as  a76.dta    and  a833.dta  respectively .
> mean         sd     i
> > > ---------------------------
> > > 1.  49.96996   9.978514    76
> ......................
> > > 15.  50.08827   9.936735   833
> 
> What I need is a code that is capable of (for example) ,  
> renaming   a76.dta
> ,   b76.dta  &  a833.dta ,  b833.dta  , and thus being able 
> to freely write
> over the previous   a1.dta , a2.dta   ..... a1000.dta ,  to 
> handle other
> criteria , while conserving   memory .
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