From: Adam Prescott <mentionuse@...>
Date: 2010-12-29T12:13:56+09:00
Subject: Re: convert String "1;2;3;4;5;" to Array

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I would avoid the inject solution because it's cumbersome and isn't as easy
to understand; map is pretty much to-the-point and doesn't have this weird
empty-array accumulator. The inject solution is just reinventing the map
wheel.

On Tue, Dec 28, 2010 at 6:43 PM, Ian M. Asaff <ian.asaff@gmail.com> wrote:

> Yep.
>
> --sent from myu droid. typoos courtesy of droid's crappy keyboarsd
> On Dec 28, 2010 6:41 PM, "Thomas T." <tthackery@gmail.com> wrote:
> > Ian M. Asaff wrote in post #971169:
> >> you mean something like this?
> >> "1;2;3;4;5;6;7;8;9;10".split(';').inject([]) { |a,i| a << i.to_i }
> >> => [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
> >
> > Ok, I've read the page on .inject, but do have a question on your
> > solution. I'm interested in the [] where I read an initial value may be
> > supplied in .inject([]). Is the [] initializing an empty array to which
> > the accumulator, a, will populate?
> >
> > --
> > Posted via http://www.ruby-forum.com/.
> >
>

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