Displaying 1 result from an estimated 1 matches for "datecollar".
2010 Oct 28
1
adding copies of rows toa data frame based upon start and end dates
.... For
example ID 1001 would expand into 48 rows beginning with 4/17/91 and ending
with 6/4/91. all other values would remain the same for each new
rowUnfortunately I have not gotten anywhere with my attempts
Thank you!!
ID GRID FOOD WB1 WB2 S A DRUG FREQ DATESTART
DATECOLLAR DATEEND DAYSONAIR
1001 1 0 319 999 F A I 1482 4/17/91
4/17/91 6/4/91 48.00
1002 1 0 659 671 M A C 1408 4/17/91
4/17/91 6/25/91 69.00
1003 1 0 325 662 F A I 0769 4/17/91
4/17/91 6/4/93...