From: Srijayanth Sridhar <srijayanth@...>
Date: 2008-06-18T18:49:53+09:00
Subject: Re: hash, key, problem...

On Wed, Jun 18, 2008 at 3:09 PM, psy <psy@matt-schwarz.com> wrote:
> Hallo people,
> I cant get something done since a while. Its very basic stuff.. :(
>
> I have the following hash for example :
> hash = { $-a => "info", $F => "another info"}
> and so on, you get the meaning..
> Now i use Hash#each_pair so i get the value of the variables and the
> info, but I would like also to get a simple string, containing
> the name of the variable, so it should look like this :
> $-a
> info
> false
>
> $F
> another info
> nil

Do you want something like this:

hash={:name => "John Doe", :age => 23}

hash.each do |elem|
  puts elem.join("\n")
end

That should work. You can also of course get the string as:

string=elem.join("\n")

Hope that helps.

Jay






>
> But I cant get it done. Its probably very stupid question, but doesnt
> matter what I try - i dont get the name of the key, i always get the
> key itself returned... Can somebody help me?
> Thanks in advance.
>
> Katja
>
>