midwire · August 19, 2014 01:17
diff --git a/fixnum.rb b/fixnum.rb
 class Fixnum
  # Format a number with commas and a decimal point
  def commify
    to_s =~ /([^\.]*)(\..*)?/
    int, dec = $1.reverse, $2 ? $2 : ""
    while int.gsub!(/(,|\.|^)(\d{3})(\d)/, '\1\2,\3')
    end
    int.reverse + dec
  end

  def is_even?
    self % 2 == 0
  end

  def is_odd?
    !is_even?
  end
 end
	class Fixnum
	# Format a number with commas and a decimal point
	def commify
	to_s =~ /([^\.])(\..)?/
	int, dec = $1.reverse, $2 ? $2 : ""
	while int.gsub!(/(,\|\.\|^)(\d{3})(\d)/, '\1\2,\3')
	end
	int.reverse + dec
	end

	def is_even?
	self % 2 == 0
	end

	def is_odd?
	!is_even?
	end
	end
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