Hi ,
That works for me. I use stata 10.1.
You can upgrade from 10 to 10.1 by typing
Update all
cheers
rajesh
-----Original Message-----
From: [email protected]
[mailto:[email protected]] On Behalf Of Michael McCulloch
Sent: 16 September 2008 22:01
To: [email protected]
Subject: Re: st: Comparing datasets
Hi Tim,
Is your example for Stata 10? When I try to reproduce your nifty
example, I get:
. save "`auto2'", replace
invalid file specification
r(198);
Michael
>There is probably a more elegant solution to this, but saving the
>variable names in a local macro and comparing the macro lists might
>work, e.g., :
>
>
>. sysuse auto.dta, clear
>(1978 Automobile Data)
>
>. preserve
>
>. drop make
>
>. tempfile auto2
>
>. save "`auto2'", replace
>file C:\DOCUME~1\twade\LOCALS~1\Temp\ST_00000005.tmp saved
>
>. restore
>
>.
>. local x
>
>. foreach var of varlist _all {
> 2. local x "`x' " "`var'"
> 3. }
>
>. di "`x'"
> make price mpg rep78 headroom trunk weight length turn displacement
>gear_ratio foreign
>
>.
>. clear
>
>. use `auto2'
>(1978 Automobile Data)
>
>.
>. local x2
>
>. foreach var of varlist _all {
> 2. local x2 "`x2' " "`var'"
> 3. }
>
>.
>.
>. local diff2: list x - x2
>
>. di "`diff2'"
> make
>
>.
>end of do-file
>
>. Hope this helps, TIm
>
>
>
>On Tue, Sep 16, 2008 at 1:22 PM, Raphael Fraser
><[email protected]> wrote:
> > Robert,
> >
> > The problem with cf2 & cf3 is that, they compare the variable VALUES.
> > I intend to append the data and just want to ensure that the variable
> > NAMES match and not the variable values.
> >
> > At present -append- offers no way to check this.
> >
> > Raphael
> >
> > On Tue, Sep 16, 2008 at 3:35 AM, Robert A Yaffee
><[email protected]> wrote:
> >> Raphael,
> >> Check out the compare cf2 and cf3 commands. The latter two
>can be found on the SSC archive.
> >> Regards,
> >> Robert
> >>
> >> Robert A. Yaffee, Ph.D.
> >> Research Professor
> >> Silver School of Social Work
> >> New York University
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