class Array

  # Returns an array from second element to last element.
  #
  #   [1,2,3].tail  #=> [2,3]
  #
  def tail
    slice(1,length-1)
  end

end


#  _____         _
# |_   _|__  ___| |_
#   | |/ _ \/ __| __|
#   | |  __/\__ \ |_
#   |_|\___||___/\__|
#
=begin test

  require 'test/unit'

  class TCArray < Test::Unit::TestCase

    def test_tail
      a = [1,2,3,4,5]
      assert_equal( [2,3,4,5], a.tail )
    end

  end

=end