From: Phrogz <phrogz@...>
Date: 2007-09-26T23:10:09+09:00
Subject: Re: difference between inheritance and mixin

On Sep 26, 12:06 am, Vellingiri Arul <hariharan....@rediffmail.com>
wrote:
> Hai friends,
>       Can anybody can answer this question.
> what is the difference between inheritance and mixin.
>     what is the use of mixin and what is the use of inheritance.

Mixin modules are searched before the parent class.
http://phrogz.net/RubyLibs/RubyMethodLookupFlow.png

Also, you can only inherit from one parent class, but you can mixin
many modules to the same class.

Because modules cannot inherit from other modules or classes, there is
no problem of 'diamond' inheritance.