How do I define a Variable?

Variables must be defined at the beginning of a class, method or function.

That's right:

PUBLIC SUB bla()
   i AS Integer
   y AS Integer
   i = 5
   y = 6
END

That's wrong:

PUBLIC SUB bla()
   i AS Integer
   i = 5
   y AS Integer
   y = 6
END
-- JochenGeorges - 07 Jan 2005