From: Josh Cheek <josh.cheek@...>
Date: 2010-12-29T19:23:11+09:00
Subject: Re: convert String "1;2;3;4;5;" to Array

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On Tue, Dec 28, 2010 at 5:19 PM, Thomas T. <tthackery@gmail.com> wrote:

> Thanks to both. I'm reading up on these methods you've supplied at
> http://www.ruby-doc.org/core/. It looks like the .map method is a
> synonym for .collect. I'll read up on .inject next.
>
> > 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]
> >
>
> Yes. In fact, both of these work---liking ruby's flexibility here.
>
> #data = raw_data.split(/\;/).map { |raw| raw.to_f}
> #data = raw_data.split(/\;/).inject([]) { |a,i| a << i.to_f }
>
>
Go with map, this is its raison d'etre.

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