data have;
infile cards dlm=" ";
input Vehicle : $ 4. DOS1 :date9. DOS1_TYPE DOS2 :date9. DOS2_TYPE;
format DOS1 DOS2 date9.;
cards;
car 23may2022 1 13may2022 4
bike 30may2022 2 23may2022 5
boat 11may2022 3 03may2022 6
;
run;
proc print;
run;
%let ad=('car','bike');
%let beg_dt = 24may2022;
data want;
set have;
if vehicle in &ad. or dos1 >= "&beg_dt."d then
call missing(DOS1, DOS1_TYPE, DOS2, DOS2_TYPE);
run;
proc print;
run;
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