From: Michael Glaesemann <grzm@...>
Date: 2008-07-10T14:26:22+09:00
Subject: Re: Problem with hash in function


On Jul 10, 2008, at 12:48 AM, Skave Rat wrote:

> Somehow I'm missing something really basic. Why is following function
> now working?
>
> def foobar(args)
>  puts args.id
> end
>
> foobar ({:id => "MyID"})
>  #=> some random number (e.g. -616990888)

Are you expecting foobar({:id => "MyID"}) to return "MyID"? args.id  
will return the object id of args (though this is deprecated. I  
suspect you want args[:id] instead.

 >> def foobar(args)
 >>  puts args.id
 >> end
=> nil
 >> foobar ({:id => "MyID"})
(irb):2: warning: Object#id will be deprecated; use Object#object_id
1780410
=> nil
 >> def foobad(args)
 >> puts args[:id]
 >> end
=> nil
 >> foobad({:id => "MyID"})
MyID
=> nil

Michael Glaesemann
grzm seespotcode net