data _null_; /* Without declaring the lenght of day, day names would be cut after the sixth character because 'Monday' would initialize the length to 6. Or so... */ length day $ 9; do day='Monday','Tuesday','Wednesday', 'Thursday', 'Friday'; put day; end; run;
data _null_; do i = 10 to 12, 19, 20, 21, 5 to 25 by 6; put i=; end; run;