From: Jean-Julien Fleck <jeanjulien.fleck@...>
Date: 2010-07-20T23:44:16+09:00
Subject: Re: Count occurences of vars in array

2010/7/20 Vitaliy Yanchuk <fuksito@gmail.com>:
> Jean-Julien Fleck, thanks.
> Maybe have an idea of a one-line version? :)

Well: quite the same using inject:

arr.inject(Hash.new(0)) {|h,e| h[e]+= 1; h}

It all depends on what you call 'one-line' :o)

Cheers,

-- 
JJ Fleck
PCSI1 Lycée Kléber