From: Ryan Leavengood <mrcode@...>
Date: 2005-06-23T02:43:48+09:00
Subject: Re: Newbee: recursively converting LF to CRLF and vice versa

Ryan Leavengood said:
>
> class File
>   def binary?
>     (self.read(100) =~ /[\x00-\x06]/) != nil
>   end
> end

I realized the above alters the position of the filestream, so I think
this is better:

class File
  def binary?
    old_pos = pos
    seek(0)
    match = (read(100) =~ /[\x00-\x06]/)
    seek(old_pos)
    match != nil
  end
end

Ryan