Live ORACLE

BEGIN

<<outer_loop>>

FOR i IN 1.. 3 LOOP -- assign the values 1,2,3 to i

  <<inner_loop>>

  FOR i IN 1.. 3 LOOP

    IF outer_loop.i = 2 THEN

      dbms_output.Put_line('outer: '

                           ||To_char(outer_loop.i)

                           ||' inner: '

                           ||To_char(inner_loop.i));

    END IF;

  END LOOP inner_loop;

END LOOP outer_loop;

END;

/

Using Labels on Loops for Referencing