On Wed, 3 Jul 2002 03:19, you wrote:
> 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.

That explains why they're considered different, but can someone explain what 
the 3.2 is in the first section of code above?  How did Minero know to use 
that as the value to test against?