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RE: st: RE: eliminating the nth digit of a numeric variable


From   "Nick Cox" <n.j.cox@durham.ac.uk>
To   <statalist@hsphsun2.harvard.edu>
Subject   RE: st: RE: eliminating the nth digit of a numeric variable
Date   Thu, 27 Feb 2003 16:39:16 -0000

Bill Rising

> Nick also gave a solution for replacing all 0's:
> 
> >
> >	real(subinstr(string(myvar),"0","",1)) 
> >
> 

This replaces the _first_ zero found. 

> If it were known that the last zero were the evil zero, 
> this could be 
> done via:
> 
> real(reverse(subinstr(reverse(string(myvar,%30.0g)),"0","",1)))
> 
> (at least if the number is smaller than Stata's longs)
> 

Exactly. 
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