Sachin Gadkar wrote:
> Hi all,
> I wanted to know the best place where I can find how instance_eval 
> works. I
> also wanted to know how the implementation of .each { } in implemented 
> for
> Array class.
>
> I also need to say that I have been new to Ruby but old to OO 
> programming.
>
> Thanks.
>

Here is how Array#each is implemented:
http://ruby-doc.org/core/classes/Array.src/M002225.html

Here is the documentation for Object#instace_eval:
http://ruby-doc.org/core/classes/Object.html#M000343

That should get you started.

-Justin