From: Andrew Timberlake <andrew@...>
Date: 2009-02-15T21:12:19+09:00
Subject: Re: Multidimensional hash - get all not blank keys

--001636c9247950a34d0462f40189
Content-Type: text/plain; charset=ISO-8859-1
Content-Transfer-Encoding: 7bit

On Sun, Feb 15, 2009 at 1:44 PM, Michael .. <xinu@gmx.at> wrote:

> Hello.
>
> I have this Hash.
>
> result={"1"=>{"6"=>"",
>        "7"=>"",
>        "8"=>"",
>        "1"=>"Value1",
>        "2"=>"",
>        "3"=>"Value2",
>        "4"=>"",
>        "5"=>""},
>      "2"=>{"6"=>"",
>        "7"=>"",
>        "8"=>"Value3",
>        "1"=>"",
>        "2"=>"",
>        "3"=>"",
>        "4"=>"",
>        "5"=>""},
>      "3"=>{"6"=>"",
>        "7"=>"",
>        "8"=>"",
>        "1"=>"",
>        "2"=>"",
>        "3"=>"",
>        "4"=>"",
>        "5"=>""},
>      "4"=>{"6"=>"",
>        "7"=>"",
>        "8"=>"Value4",
>        "1"=>"",
>        "2"=>"Value5",
>        "3"=>"",
>        "4"=>"",
>        "5"=>""}
> }
>
>
> Is it possible to get all keys with a the value.
> 1,[1 => Value1]
> 1,[3 => Value2]
> 2,[8 => Value3]
> 4,[8 => Value4]
> 4,[2 => Value5]
>
> thanks
> michael
> --
> Posted via http://www.ruby-forum.com/.
>

=> result.each do |k,v| puts "#{k} = #{v.reject{|k2,v2| v2 == ''}.inspect}"
end
1 = {"1"=>"Value1", "3"=>"Value2"}
2 = {"8"=>"Value3"}
3 = {}
4 = {"8"=>"Value4", "2"=>"Value5"}

You should be able to take that and massage it into what you need.

Andrew Timberlake
http://ramblingsonrails.com
http://www.linkedin.com/in/andrewtimberlake

"I have never let my schooling interfere with my education" - Mark Twain

--001636c9247950a34d0462f40189--