Create or replace procedure readEmpDetails (empRowList NUMBER_LIST_TYPE,
                                            created_by VARCHAR2,
                                            accessid NUMBER )
is

begin  readEmpDetails([124, 155, 147], '100', 2);  end;

create or replace type T_array_readEmpDetails AS VARRAY(10) of number(4)
/

Create or replace procedure readEmpDetails (t_ar T_array_readEmpDetails,
                                            created_by VARCHAR2,
                                            accessid NUMBER )
is
begin
      FOR i IN 1..t_ar.count LOOP
        dbms_output.put_line(t_ar(i));
     END LOOP;
end;
/
 DECLARE
      v T_array_readEmpDetails;
    BEGIN
      v := T_array_readEmpDetails();
      v.EXTEND(3);
      v(1) := 124;
      v(2) := 155;
      v(3) := 147;
      readEmpDetails(v,'A',1);
    END;
/