On Tue, Jul 02, 2002 at 09:01:41PM +0900, Minero Aoki wrote: > > > Although they have same range, they are still different. > > In what? > > (0..3) === 3.2 # false > (0...4) === 3.2 # true I see! So I should think of them as: (0..3) 0 <= x <= 3 (0...4) 0 <= x < 4 That makes (a lot of) sense. Massimiliano