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Re: st: Simple question about sorted datasets

From   Mark Schaffer <>
Subject   Re: st: Simple question about sorted datasets
Date   Thu, 30 Sep 2004 22:19:13 +0100 (BST)

Wow, that was quick!  Thanks Ken/Stas/Phil.  I knew it was there 
somewhere ....


Quoting,"Mark Schaffer <> 

> > I want a program to be able to find out if the dataset in memory
> is 
> > sorted.  If possible, I also want it to be able to find out what
> the sort 
> > variables are.  But I don't want the dataset to get sorted in the
> process.
> Look at -help macro-.  The extended macro function -sortedby-
> will give you what you want.  For instance,
>     . sysuse auto
>     . local cursort : sortedby
>     . di "`cursort'"
> Would show you that the auto dataset is sorted on the "foreign"
> variable.
> Ken Higbee
> StataCorp     1-800-STATAPC
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Prof. Mark Schaffer
Director, CERT
Department of Economics
School of Management & Languages
Heriot-Watt University, Edinburgh EH14 4AS
tel +44-131-451-3494 / fax +44-131-451-3008


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