From: Stephen Cox <stephen@...>
Date: 2007-07-19T11:09:30+09:00
Subject: Re: Symbols

Hal Fulton wrote:
> Stephen Cox wrote:
>> Ahhh.. I think I got it.
>> 
>> Thanks...
>> 
> 
> Of course, note that you can go back and forth between
> symbols and strings, but not between variables and strings.
> 
>   email = 1   # It's just a 1... doesn't know its own name.
> 
>   :email.to_s     # "email"
>   "email".to_sym  # :email
> 
> 
> Hal

yeah I figured out symbols were the actual value. But one question, if a 
symbol is  no longer used what happens to it? Is it released when the 
procedure it was create in completes?


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