From: David Chelimsky <dchelimsky@...>
Date: 2007-01-20T05:15:48+09:00
Subject: Re: TrueClass === TrueClass

On 1/19/07, Vincent Fourmond <vincent.fourmond@9online.fr> wrote:
> Bojan Mihelac wrote:
> > Hi all,
> > why is:
> >
> > TrueClass === TrueClass # false
> > Object === Object # true
> >
> > Documentation states that === method is used to provide meaningful
> > semantic in case statements. Can anyone explain me why some classes
> > returns false?
>
>   === returns true with one class if you 'compare' it to an instance of
> the class:
>
> irb(main):002:0> TrueClass == TrueClass
> => true
> irb(main):003:0> TrueClass === TrueClass
> => false
> irb(main):004:0> TrueClass === true
> => true
>
>   Cheers,

Ah - so Object === Object returns true because the second Object is an
instance of the first Object. How deceiving.

>
>         Vince
>
> --
> Vincent Fourmond, PhD student
> http://vincent.fourmond.neuf.fr/
>
>