# File lib/facet/array/to_h.rb, line 20
  def to_h(values=nil)
    h = {}
    if values
      keys.size.times{ |i| h[at(i)] = values.at(i) }
    else
      each{ |e| h[e.first] = e.slice(1..-1) }
    end
    return h
  end