diff options
| -rw-r--r-- | lib/axlsx/workbook/worksheet/auto_filter.rb | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/axlsx/workbook/worksheet/auto_filter.rb b/lib/axlsx/workbook/worksheet/auto_filter.rb index efc6e942..7d9fbcfc 100644 --- a/lib/axlsx/workbook/worksheet/auto_filter.rb +++ b/lib/axlsx/workbook/worksheet/auto_filter.rb @@ -27,6 +27,7 @@ module Axlsx # serialize the object # @return [String] def to_xml_string(str='') + return unless range str << "<autoFilter ref='#{range}'></autoFilter>" end |