SQL> -- define in parameter
SQL>
SQL> set serverout on;
SQL>
SQL> create or replace
2 procedure out_parms( p_parm in number ) as
3 begin
4 null;
5 dbms_output.put_line(p_parm);
6 end out_parms;
7 /
Procedure created.
SQL>
SQL> exec out_parms( 123 );
123
PL/SQL procedure successfully completed.
SQL>