From: Marnen Laibow-Koser <marnen@...>
Date: 2010-02-02T04:23:01+09:00
Subject: Re: Adding keys to a hash in a loop

Brian Candler wrote:
> Jack Bauer wrote:
>> Hi all,
>> 
>> I'm trying to essentially accomplish this behavior:
>> 
>> output.each do |item|
>>   output_hash << {item.name => []}
>> end
> 
> Apart from the other suggestions, you can do:
> 
> output.each do |item|
>   output_hash.merge!(item.name => [])
> end

Yes.  Although merging a single-key hash seems silly, and creates extra 
objects...

Best,
-- 
Marnen Laibow-Koser
http://www.marnen.org
marnen@marnen.org

-- 
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