SET ECHO         ON

--
-- plsql01.txt
--

-- Simple PL/SQL demo

-- 'SET SERVEROUTPUT ON' turns on DBMS_OUTPUT.PUT_LINE
SET SERVEROUTPUT ON


DECLARE
   -- demo how to declare a variable and set it to a value
   j NUMBER := 1.2;

BEGIN
   FOR i IN 1..4 LOOP     -- demo of FOR loop 
      IF j = 1.2 THEN     -- demo of if-then logic
         j:= 2.4;
      ELSE
         j:= 4.8;
      END IF;
         j:= 7;
   END LOOP;

   DBMS_OUTPUT.PUT_LINE ( 'j is ...  ' || j );  -- demo how to output

END;
/