From: Joey <rubytalk@...>
Date: 2006-05-21T16:32:07+09:00
Subject: Re: rubynuby - confused by method name "inject"

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[1,2,3,4,5].inject(0){|sum,num|sum+num} =3D> 15
Which is ((((0+1)+2)+3)+4)+5

j`ey
http://www.eachmapinject.com

On 5/21/06, Jeff Pritchard <jp@jeffpritchard.com> wrote:
>
> Can anybody explain to me how the Enumberable#inject method is
> "injecting" something into something?  I find it very difficult remember
> method names when I don't "get" them.  So far in Ruby, "inject" takes
> the cake for least understandable method name (with my own particular
> convoluted gray matter).
>
> Can somebody give some examples of its use and state in words how it is
> "injecting" something into something?
>
> thanks,
> jp
>
> P.S.
> If anybody wants to take a stab at "collect", that would be welcome
> also.
>
> --
> Posted via http://www.ruby-forum.com/.
>
>

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