From: "Joseph E. Savard" <joseph.savard@...>
Date: 2010-07-21T00:16:42+09:00
Subject: Re: Count occurences of vars in array

h = Hash.new(0)
["a", "b", "a", "c", "c", "b", "b"].each {|s| h[s] += 1};
 
> From: Vitaliy Yanchuk <fuksito@gmail.com>
> Reply-To: <ruby-talk@ruby-lang.org>
> Newsgroups: comp.lang.ruby
> Date: Tue, 20 Jul 2010 22:47:27 +0900
> To: ruby-talk ML <ruby-talk@ruby-lang.org>
> Subject: Count occurences of vars in array
> 
> Hello, everyone.
> 
> Would be grateful if someone can tell, how can I do shortly (mb with one
> method) from such example array
> 
> ["a", "b", "a", "c", "c", "b", "b"]
> 
> The result
> a => 2
> b => 3
> c => 2
> 
> So, to count number of occurances
> -- 
> Posted via http://www.ruby-forum.com/.
>