# File rbBinaryCFPropertyList.rb, line 583
    def num_to_binary(value)
      saved_object_count = @written_object_count
      @written_object_count += 1

      val = ""
      if(value.is_a?(CFInteger)) then
        val = int_to_binary(value.value)
      else
        val = real_to_binary(value.value)
      end

      @object_table[saved_object_count] = val
      return saved_object_count
    end