# Re: st: maybestupid

 From "Andreas Aschbacher" <[email protected]> To [email protected] Subject Re: st: maybestupid Date Wed, 3 Mar 2004 15:23:46 +0100 (MET)

```Experience is a hard teacher
because she gives the test first,
the lesson afterwards

thanks

> > Now I know why I posted this "stupid" question  :
> >
> > 1)
> >  -qui sum var1
> >  -scalar s = r(sum)
> > works as well as :
> > 2)
> >  - qui summ var1
> >  - scalar s = r(sum)
> >
> > I know about qui and summ(arize),
> > but why does delineation 1) work as well ?????? /same results
> > I am a little bit confused !
>
> In the same vein...
>
> qui su var1
> scalar s = r(sum)
>
> would also work, the point I think you've missed is to do with the
> abbreviation of
> commands.
>
> All three examples are 'expanded' by Stata to read
>
> quietly summarize var1
> scalar s = r(sum)
>
> The key is to look at the letters in the syntax diagram for the command
> you are using
> which are underlined (see man -summarize-).  These indicate the minimum
> abbreviation of the command name that is allowed.  Thus the man page for
> -describe-
> underlines just d (formatting ommited to avoid enriching the text) so....
>
> d
> de
> des
> desc
> descr
> descri
> describ
> describe
>
> are all the same to Stata in the same way as -sum- and  -summ- invoke the
> same
> command (i.e. -summarize-)
>
> HTH's
>
> Neil
> Neil Shephard
> Genetics Statistician
> ARC Epidemiology Unit, <a
href="http://www.ntsearch.com/search.php?q=University&v=55";>University</a> of Manchester
> [email protected]
> [email protected]
>
> "Contrariwise, if it was so, it might be; and if it
> were so it would be; but as it isn't, it ain't. That's
> logic" - Tweedledee (Alice Through the Looking Glass)
>
> *
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>

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```