Contents

class Array
  def sum
    return 0 if empty?
    inject(:+)
  end
end

Version data entries

15 entries across 15 versions & 1 rubygems

Version	Path
trollolo-0.3.1	lib/array.rb
trollolo-0.3.0	lib/array.rb
trollolo-0.2.0	lib/array.rb
trollolo-0.1.1	lib/array.rb
trollolo-0.1.0	lib/array.rb
trollolo-0.0.14	lib/array.rb
trollolo-0.0.12	lib/array.rb
trollolo-0.0.11	lib/array.rb
trollolo-0.0.10	lib/array.rb
trollolo-0.0.9	lib/array.rb
trollolo-0.0.8	lib/array.rb
trollolo-0.0.7	lib/array.rb
trollolo-0.0.6	lib/array.rb
trollolo-0.0.5	lib/array.rb
trollolo-0.0.4	lib/array.rb