From: Adam Prescott <adam@...>
Date: 2011-12-01T04:26:51+09:00
Subject: Re: Stupid question

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On Wed, Nov 30, 2011 at 19:23, Dave Aronson
<rubytalk2dave@davearonson.com>wrote:

> If you split on an empty delimiter, you get the characters
> individually.  E.g., "12345".split('') gives you ["1", "2", "3", "4",
> "5"].
>

You can do it with #chars, too.

"2011".chars.inject(0) { |a, b| a + b.to_i }

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