From: Christian Neukirchen <chneukirchen@...>
Date: 2005-04-21T04:00:32+09:00
Subject: Re: [NEWBIE]:  Example from Pickaxe2 gives errors... (p. 31)

<Simon.Mullis@equinoxsolutions.com> writes:

> Greeting all, 
>
> How about a refreshingly easy question for a change....
>
>
> Really, really basic question I know, but:
>
> class Song
>   attr_writer  :name, :artist, :duration
> end
> => nil
>
> song = Song.new("Blueberry Hill", "Fats Waller", 320)
> =>      ArgumentError: wrong number of arguments (3 for 0)
>         from (irb):24:in `initialize'
>         from (irb):24:in `new'
>         from (irb):24

class Song < Struct.new(:name, :artist, :duration); end

Song.new("Blueberry Hill", "Fats Waller", 320)
=> #<struct Song name="Blueberry Hill", artist="Fats Waller", duration=320>

-- 
Christian Neukirchen  <chneukirchen@gmail.com>  http://chneukirchen.org