delete

# File lib/csv/table.rb, line 271
    def delete(*indexes_or_headers)
      if indexes_or_headers.empty?
        raise ArgumentError, "wrong number of arguments (given 0, expected 1+)"
      end
      deleted_values = indexes_or_headers.map do |index_or_header|
        if @mode == :row or  # by index
            (@mode == :col_or_row and index_or_header.is_a? Integer)
          @table.delete_at(index_or_header)
        else                 # by header
          if index_or_header.is_a? Integer
            @headers.delete_at(index_or_header)
          else
            @headers.delete(index_or_header)
          end
          @table.map { |row| row.delete(index_or_header).last }
        end
      end
      if indexes_or_headers.size == 1
        deleted_values[0]
      else
        deleted_values
      end
    end