From: Emeka Patrick <lists@...>
Date: 2012-06-25T15:35:31+09:00
Subject: Re: Stripping symbol character from hash turned to array

Thanks for the help and the explanation behind everything, I think I 
have a handle on it now!

Thanks again,

Emeka

Michal Karas wrote in post #1065824:
> On Sun, 24 Jun 2012 10:38:28 +0900
> Emeka Patrick <lists@ruby-forum.com> wrote:
>
>> If I want to keep it as a nested Array how can I go about stripping the
>> ":" from what used to be the key. Please help and if possible, explain.
>
> As other responders already said, ":" is only a notation for Symbol. It
> has nothing to do with being a key in a Hash. In fact you can use
> Strings as keys for your Hash and then Hash#to_a will produce directly
> the result you want:
>
>> { "fred" => 23, "joan" => 18, "pete" => 54 }.to_a
> => [["fred", 23], ["joan", 18], ["pete", 54]]
>
> Although if you want to use Symbols as Hash keys and then having
> Strings in resulting nested Array, you can use Hash#map method to do
> the transformation:
>
>> { :fred => 23, :joan => 18, :pete => 54 }.map { |key,value| [key.to_s, value] }
> => [["fred", 23], ["joan", 18], ["pete", 54]]

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