From: Xavier Noria <fxn@...>
Date: 2007-08-18T04:05:25+09:00
Subject: Re: removing something from the end of each item in an array

On Aug 17, 2007, at 8:35 PM, Chris Carter wrote:

> On 8/17/07, Simon Schuster <significants@gmail.com> wrote:
>> in this case a "\n"...
>>
>> ["blah\n", "la\n", "hooray\n"]
>>
>> array.collect { |x| x - "\n" } doesn't work, and I can't manage to
>> find any methods which might do the trick.. pretty basic, but I'm
>> still a beginner! thanks.
>>
>>
>
> array.map {|x| x.chomp } will strip whitespace including new-lines.

That sounds to me as if it meant

   %r{\s+\z}

Just in case, if $/ has not been changed chomp removes any trailing  
single occurrence of \n, \r, \r\n:

   irb(main):005:0> "foo \r\n".chomp
   => "foo "
   irb(main):006:0> "foo \n\n".chomp
   => "foo \n"

-- fxn