From: Eli Bendersky <eliben@...>
Date: 2006-04-20T02:19:41+09:00
Subject: Re: understanding the behavior of Method#to_proc

Yukihiro Matsumoto wrote:
> Hi,
> 
> In message "Re: understanding the behavior of Method#to_proc"
>     on Wed, 19 Apr 2006 23:25:34 +0900, Eli Bendersky <eliben@gmail.com> 
> writes:
> 
> |plus = 12.method("+")
> |p plus.call(13)  # prints 25
> 
> |plus_proc = plus.to_proc
> |p plus_proc.call(10) # prints 10
> 
> Which version of Ruby are you using?  My 1.8.4 gives me 22.
> 
> 							matz.

You are right, I made a mistake. It prints 22 for me too.

Still, I don't quite understand what does it mean for a Proc to be bound 
to an object ? Does it have some access to the object's internals, like 
the method did ? When is this useful ?

Thanks

-- 
Posted via http://www.ruby-forum.com/.