kennyp · February 13, 2013 20:36
diff --git a/fun_hash.rb b/fun_hash.rb
 h = Hash.new do |h,k|
  l = h.keys.select {|i| i < k}.max                                                                                                                         
  h[l]
 end
 h[1] = :foo
 h[5] = :bar

 h[3] # => :foo
	h = Hash.new do \|h,k\|
	l = h.keys.select {\|i\| i < k}.max
	h[l]
	end
	h[1] = :foo
	h[5] = :bar

	h[3] # => :foo