From: Jason Roelofs <jameskilton@...>
Date: 2006-09-25T23:28:09+09:00
Subject: Re: Object initialization problem

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class Hash
  def increment_word_count(key)
     self[key] ||= 1
     self[key] += 1
  end
end

count = Hash.new
count.increment_word_count(word)

Of course, if you can think of a better method name, but this will help with
DRYness.

Jason

On 9/25/06, Vimal <j.vimal@gmail.com> wrote:
>
> Hi
> Say I have a Hash, and an instance called wordcount, that maps strings
> to a number count, that counts the occurance of the word.
>
> I do
>
> count = Hash.new
> count[word]++ if count[word]
> count[word]=1 unless count[word]
>
> everytime! Is there a simple way to do it?
>
> Thanks :)
> Vimal
>
>

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