From: Phrogz <phrogz@...>
Date: 2007-12-14T02:47:45+09:00
Subject: Re: read in file

On Dec 13, 8:27 am, Sebastian Hungerecker <sep...@googlemail.com>
wrote:
> Mike McKinney wrote:
> > File.open('out.txt', 'w') do |out|
> >   File.open('test.txt', 'r').each do |line|
> >     out.puts line if (line.size > 4)
> >   end
> > end
>
> That leaves test.txt open which is not good. Don't use File.open in chains
> like that. Or better yet: Don't use File.open without a block at all.

He is using the block form of File.open, which is guaranteed to close
the file at the end. Right?