From: Stefano Crocco <stefano.crocco@...>
Date: 2008-03-04T16:48:59+09:00
Subject: Re: YAML no reorder data at loading

Alle Tuesday 04 March 2008, Ranieri Teixeira ha scritto:
> Hi,
> I want to load the following yaml content:
>
> Yellow: 1
> Blue: 2
> Red: 3
>
> And build two arrays: one for keys, that must be in this order:
>
> ['Yellow', 'Blue', 'Red'] and another for values:
>
> [1, 2, 3]
>
> How can I do that?
>
> Thanks

As far as I can tell, you can't. This is because the notation

key: value

in YAML represents a hash, which is sorted in an arbitrary order. If you want 
to keep the order, the simplest way is to replace the YAML hash with a nested 
list:

- [Yellow, 1]
- [Blue, 2]
- [Red, 3]

I hope this helps

Stefano