Create consecutive records at the end of the file

* problem is to add records such as 
* 4 d
* 5 e
* etc at the end of this file.

* Raynald Levesque 2004/04/07 .

DATA LIST LIST /var1(F8) var2(A1).
BEGIN DATA
1     a
2     b
3     c 
END DATA.

* Identify last case of the file.
COMPUTE nobreak=1.
ADD FILES FILE=* /BY=nobreak /LAST=last.
STRING #alpha(A26).
COMPUTE #alpha="abcdefghijklmnopqrstuvwxyz".

* Add 3 cases at the end of the file (could use any number instead of 3).
LOOP #cnt=1 TO 1 + 3*last .
- DO IF #cnt > 1.
-   COMPUTE var1=var1 + 1.
-   COMPUTE var2=SUBSTR(#alpha,var1,1).
- END IF. 
- XSAVE OUTFILE='c:\\temp\\extended file.sav' /DROP=nobreak last.
END LOOP.
EXECUTE.

GET FILE='c:\\temp\\extended file.sav'.
LIST.