From: Eric Hodel <drbrain@...7.net>
Date: 2004-06-22T05:34:18+09:00
Subject: Re: A question about Class and Object

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Sam Sungshik Kong (ssk@chol.nospam.net) wrote:

> Hello!
>=20
> I found a strange thing.
>=20
> Object.class
> =3D>Class
> Class.class
> =3D>Class
>=20
> As you see, Object and Class are of same type.
>
> Object.methods.length
> =3D>73
> Class.methods.length
> =3D>74
> Class.methods - Object.methods
> =3D>["nesting"]
>=20
> I expected that Object has same methods as Class but it's not.
> Can somebody explain and teach me please?

See Module#nesting in ri

irb(main):001:0> Object.ancestors
=3D> [Object, Kernel]
irb(main):002:0> Class.ancestors
=3D> [Class, Module, Object, Kernel]

Class and Module have a nesting, while classes not descended from Class
or Module do not.

--=20
Eric Hodel - drbrain@segment7.net - http://segment7.net
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