fronx · January 11, 2011 15:52
diff --git a/postfix_operators.rb b/postfix_operators.rb
 module Enumerable
  def and
    inject(true) { |memo, value| memo && value }
  end

  def or
    inject(false) { |memo, value| memo || value }
  end
 end

 [true, false, true].and # => false
 [true, false, true].or  # => true
	module Enumerable
	def and
	inject(true) { \|memo, value\| memo && value }
	end

	def or
	inject(false) { \|memo, value\| memo \|\| value }
	end
	end

	[true, false, true].and # => false
	[true, false, true].or # => true
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