From: 7stud -- <dolgun@...>
Date: 2007-09-24T07:47:09+09:00
Subject: Re: How would you write it vs Smalltalk

Simon Kr旦ger wrote:
> Rick DeNatale schrieb:
>> Here's another way:
>> 
>> puts "Enter line:"
>> h = Hash.new(0)
>> gets.scan(/[a-zA-Z]/) {|ch| h[ch.downcase] += 1 }
>> p h.sort
> 
> Well, we need an inject solution, right?
> 
> p gets.downcase.scan(/[a-z]/).inject({}){|h,c| 
> h.merge({c,h[c].to_i+1})}.sort
> 

How about:

p gets.downcase.scan(/[a-z]/).inject(Hash.new(0)){|h, c| h[c]+= 1; 
h}.sort
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