list(12) list(12) &null 1 2.0 "abc" 'a' co-expression(0) &input function write procedure main list(0) table(0) record array(7) failed co-expression(0) 1 2 3 co-expression(0) 1 2 3 4 5 6 7 8 9 10 failed failed failed failed 10 10 "co-expression(10)" co-expression(0) co-expression(0) entering trim entering tab 1 2 co-expression(2) "co-expression(2)" co-expression(2) "co-expression(2)" 2 "2"