From: Robert Dober <robert.dober@...>
Date: 2009-08-13T17:24:52+09:00
Subject: Re: Simple If

On Thu, Aug 13, 2009 at 10:18 AM, Anthony Eden<anthonyeden@gmail.com> wrote:
> On Wed, Aug 12, 2009 at 10:14 PM, Pete Moran<pete@zoborg.com> wrote:
>> UPDATE:
>>
>> This works
>>
>>    if params[:country][:id]
>>      id = params[:country][:id]
>>    else
>>      id = params[:id]
>>    end
>>
>> But is there a oneliner equivalent?
>
> id = params[:country][:id] || params[:id]
maybe safer but still not safe

id = params[:country] && params[:country][:id] || params[:id]
Cheers
Robert

-- 
module Kernel
  alias_method :ë, :lambda
end