From: "Jesús Gabriel y Galán" <jgabrielygalan@...>
Date: 2011-09-30T03:47:44+09:00
Subject: Re: Variables, Arrays and Hashes.

On Thu, Sep 29, 2011 at 8:40 PM, Rob V. <robtvogel@gmail.com> wrote:
> I'm trying to make a card game with Ruby. I created a hash of cards and
> numeric values which works fine on its own:
> example:
>     deck = Hash.new
>     deck["Ah"] = 1
>     deck["1h"] = 1
>     deck["2h"] = 2
>     deck["3h"] = 3
>     deck["4h"] = 4
>     deck["5h"] = 5
> where:
>     puts deck["3h"]
> properly returns 3.
>
> I wrote some code to output the hash into an array and then shuffle it
> which also works. I have code to deal out the cards into new arrays for
> each player which works as well. My issue is when I try to call things
> like:
>
>     puts player1.first
> it will give the appropriate first card in the hand but:
>
>     puts deck[player1.first]
> does not return the value of the card. I've also tried created place
> holder variables without avail:
>
>     x = player1.first
>     puts x
> gives the proper output of the card in hand but:
>
>     puts deck[x]
> comes up a blank line.
> Any thoughts?

Can you show a complete example in which we can see the error?
Things to check:
- Are you sure you are putting the keys of the hash in the arrays?
- What does puts player1.first outputs: "Ah" or 1?

Jesus.

Jesus.