From: Edmond Kachale <edmond.kachale@...>
Date: 2011-02-03T00:48:28+09:00
Subject: Re: Soliciting some help with inject method

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2011/2/2 Andrew Wagner <wagner.andrew@gmail.com>

> Here's one simple way to do it:
>
> hash = array.inject({}) do |result, array|
>   key,val = array
>  if result[key].nil?
>    result[key] = [val]
>  else
>    result[key].push val
>  end
>  result
> end
>

Thanks Adam. I just reduced your lines to make it geeky!! :-)

hash = array.inject({}) do |result, (key, value)|
  (result[key].nil?) ? (result[key] = [value]) : (result[key].push(value))
  result
end

---
Edmond
Software Developer | Baobab Health Trust (http://www.baobabhealth.org/) |
Malawi

Cell:  +265 999 465 137 | +265 881 234 717*
**
An old dog does not hunt because of speed, but his endurance of the heart*

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