to_hash thing

ex.rb

class Thing
  def initialize
		@fname = ""
		@lname = ""
		@index = 0
	end
	def to_hash
		hash = {}
		instance_variables.each { |var|
				hash[var.to_s.delete("@")] = instance_variable_get(var)
			}
		hash
	end
	attr_accessor :fname, :lname, :index
end

t = Thing.new
t.fname = "grass"
t.lname = "dirty"
t.index = 58

print t.to_hash
# outputs: {"fname"=>"grass", "lname"=>"dirty", "index"=>58}