From: John Joyce <dangerwillrobinsondanger@...>
Date: 2007-08-22T02:38:01+09:00
Subject: Re: How to "cast" in Ruby


On Aug 21, 2007, at 10:19 AM, Phrogz wrote:

> On Aug 21, 7:12 am, Kaldrenon <kaldre...@gmail.com> wrote:
>> On Aug 21, 8:13 am, Marcin Tyman <m.ty...@interia.pl> wrote:
>>
>>> David,
>>> Your solution doesn't work correctly. I've resolved this like that
>>
>>> temp = String.new("#{el.elements["id"].get_text}")
>>> arr << temp.to_i
>>
>> How about: arr << "#{el.elements["id"].get_text}".to_i ?
>
> If you ever are tempted to write:
> "#{foo}"
> you should realize that it's functionally equivalent to
> foo.to_s
>
>
True, but for some (myself included) it definitely stands out more,  
being more readable. But usage depends on context.