From: Robert Dober <robert.dober@...>
Date: 2008-06-12T16:27:15+09:00
Subject: Re: Array inject function problem

On Thu, Jun 12, 2008 at 9:15 AM, Sebastian Hungerecker
<sepp2k@googlemail.com> wrote:
> Rick DeNatale wrote:
>> [1,3,5].inject([]) {|s,e| s = s.to_a; s << e + ( s.last || 0)}
>
> If you're okay with 0 being inside the result array you can also do:
> [1,3,5].inject([0]) {|s, e| s << s.last + e}

and if you are not

[1,3,5].inject([0]){| a, e| a<< a.last + e}[1..-1]

;)
Robert