From: Love U Ruby <lists@...>
Date: 2013-02-04T16:02:06+09:00
Subject: Re: Confusion with Enum#with_object block argument construct

Hans Mackowiak wrote in post #1095038:
> the array at with_object collects the elements but:
> [1,3,10,5].each_cons(2).map{|x,y| y - x} #=> [2, 7, -5]
>
> works fine too


Can anyone help me on my question- A. This is a but confusing for me 
being a new ruby student?

Thanks

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