Live ORACLE

DECLARE

  done     BOOLEAN; -- DONE is initially NULL

   counter  NUMBER := 0;

BEGIN

  done := false; -- Assign a literal value

 

  WHILE done != true -- Compare to a literal value

   LOOP

    counter := counter + 1;

   

    done := (counter > 500); -- If counter > 500, DONE = TRUE

 

  END LOOP;

END;

/

Assigning BOOLEAN Values