I know how to get one return value from Oracle SP in Oracle as follow
MyReturn := MY_ORACLE_SP ();
If MY_ORACLE_SP2\'s ret
Try the below code I just modified the response from user Benoit
ab=`sqlplus -s system/password << eof
SET SERVEROUTPUT ON
set pagesize 0;
set heading off;
set feedback off;
set linesize 5000;
set trimspool on;
declare
foo number := 30;
bar number := 0;
begin
f(5,foo,bar);
dbms_output.put_line(foo || ' ' || bar);
end;
/
eof`
echo $ab