Stata The Stata listserver
[Date Prev][Date Next][Thread Prev][Thread Next][Date index][Thread index]

Re: st: Simple question about sorted datasets


From   Mark Schaffer <M.E.Schaffer@hw.ac.uk>
To   statalist@hsphsun2.harvard.edu
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 ....

--Mark 

Quoting khigbee@stata.com,"Mark Schaffer <M.E.Schaffer@hw.ac.uk> 
asks:"@hsph.harvard.edu:

> > 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    khigbee@stata.com
> StataCorp     1-800-STATAPC
> 
> *
> *   For searches and help try:
> *   http://www.stata.com/support/faqs/res/findit.html
> *   http://www.stata.com/support/statalist/faq
> *   http://www.ats.ucla.edu/stat/stata/
> 



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
email: m.e.schaffer@hw.ac.uk
web: http://www.sml.hw.ac.uk/ecomes
________________________________________________________________

DISCLAIMER:

This e-mail and any files transmitted with it are confidential
and intended solely for the use of the individual or entity to
whom it is addressed.  If you are not the intended recipient
you are prohibited from using any of the information contained
in this e-mail.  In such a case, please destroy all copies in
your possession and notify the sender by reply e-mail.  Heriot
Watt University does not accept liability or responsibility
for changes made to this e-mail after it was sent, or for
viruses transmitted through this e-mail.  Opinions, comments,
conclusions and other information in this e-mail that do not
relate to the official business of Heriot Watt University are
not endorsed by it.
________________________________________________________________
*
*   For searches and help try:
*   http://www.stata.com/support/faqs/res/findit.html
*   http://www.stata.com/support/statalist/faq
*   http://www.ats.ucla.edu/stat/stata/



© Copyright 1996–2014 StataCorp LP   |   Terms of use   |   Privacy   |   Contact us   |   What's new   |   Site index