rubyEx2

Person2.rb

class Person
  attr_accessor :name, :hobbies

  def initialize(params)
    params.each_key {|key| 
	 begin
        self.send("#{key}=".to_sym, params[key])
	 rescue
	  raise UnknownAttributeError
	 end
    }
    
  end
end

#argument_hash = {:name => "Dagobert", :hobbies => "Money"}
argument_hash = {:name => "Dagobert", :hobbies => "Money",:nonexistentfield => "some Value"}
p1 = Person.new(argument_hash)
puts p1.name
puts p1.hobbies