Re: st: Problem in appending data files.

[Maarten Buis <maartenlbuis@gmail.com>]

use "C:\Total85\S0.dta"
gen province = 0
forvalues i= 1/29 {
append using "C:\Total85\S`i'.dta" ,
replace province=`i'
}
save "C:\Total85\Total.dta", replace

-- Maarten

On Tue, Nov 6, 2012 at 2:46 PM, Amir Kasaeian <amir_kasaeian@yahoo.com> wrote:
> Dear all,
> Good day!
> I have a problem in appending my data files.
> I wrote a loop but there is little problem that I don't know how to resolve it.
> Your help will be appreciated.
> I use stata MP 11.
> The problem is that I have 30 files in a folder named S0 through S1. I want to have a final file named for example "Total" including a new variable as an indicator for observations of each of 30 separate files.
> I wrote my file as :
>
> forvalues i= 0/29 {
> append using "C:\Total85\S`i'.dta" ,
> gen Province=`i'
> save "C:\Total85\Total.dta", replace
> }
>
>
> but the code stops at the first step alarming:
>
>
> . do "C:\Users\AK\AppData\Local\Temp\STD00000000.tmp"
>
> . forvalues i= 0/29 {
>   2. append using "C:\Total85\S`i'.dta" ,
>   3. gen Province=`i'
>   4. save "C:\Total85\Total.dta", replace
>   5. }
> file C:\Total85\Total.dta saved
> Province already defined
> r(110);
>
> end of do-file
>
> r(110);
>
>
> The Total file just includes observation from the S0.
> Would you please help me to modify my codes?
> Bunch of thanks,
> Amir
>
> *
> *   For searches and help try:
> *   http://www.stata.com/help.cgi?search
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> *   http://www.ats.ucla.edu/stat/stata/



-- 
---------------------------------
Maarten L. Buis
WZB
Reichpietschufer 50
10785 Berlin
Germany

http://www.maartenbuis.nl
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*
*   For searches and help try:
*   http://www.stata.com/help.cgi?search
*   http://www.stata.com/support/faqs/resources/statalist-faq/
*   http://www.ats.ucla.edu/stat/stata/