From: Matthias Reitinger <reitinge@...>
Date: 2009-03-09T06:16:59+09:00
Subject: Re: Setting the contents of a file to a variable?

Brian Candler wrote:
> BTW, local variables which are first seen within a block are private to 
> that block, so if you want do use a local variable do this:
> 
>   guess = nil
>   File.open("guess.txt") do |file|
>     guess = file.gets
>   end
>   ... now 'guess' contains the result of reading the 1st line of file

Or even this:

  guess = File.open("guess.txt") do |file|
    file.gets
  end

Maybe even this (Symbol#to_proc implementation/Ruby 1.9 required):

  guess = File.open("guess.txt", &:gets)

-Matthias

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