def write_filter_column(col_id, type, *filters) #:nodoc:
      @writer.tag_elements('filterColumn', [ ['colId', col_id] ]) do
        if type == 1
          # Type == 1 is the new XLSX style filter.
          write_filters(*filters)
        else
          # Type == 0 is the classic "custom" filter.
          write_custom_filters(*filters)
        end
      end
    end
def write_filter_column(col_id, type, *filters) #:nodoc:
      @writer.tag_elements('filterColumn', [ ['colId', col_id] ]) do
        if type == 1
          # Type == 1 is the new XLSX style filter.
          write_filters(*filters)
        else
          # Type == 0 is the classic "custom" filter.
          write_custom_filters(*filters)
        end
      end
    end
Write the <filterColumn> element.