From: Robert Klemme <shortcutter@...>
Date: 2012-06-25T06:32:27+09:00
Subject: Re: Looking for a better way to add a method to a core class than monkey patching

On Sun, Jun 24, 2012 at 9:20 PM,  <sto.mar@web.de> wrote:
> Am 24.06.2012 20:37, schrieb luke gruber:
>
>>> Here an example method that I use from time to time:
>>>
>>> class String
>>>    def integer?
>>>      !!(self =~ /\A[+-]?[0-9]+\Z/)
>>>    end
>>> end
>>>
>>> Regards,
>>> Marcus
>>
>>
>> Hey, this can be made a bit cleaner by doing:
>>
>>    /regex/ === 'string'

Or even

def integer?
  Integer(self) rescue nil
end

Kind regards

robert

-- 
remember.guy do |as, often| as.you_can - without end
http://blog.rubybestpractices.com/