xuri

Thanks for your issue. `SetRowOutlineLevel` just group rows, and you can use [`SetCellFormula`](https://pkg.go.dev/github.com/360EntSecGroup-Skylar/excelize/v2#File.SetCellFormula) to set SUBTOTAL formula for the cell.

Thanks for your issue. Google Sheets currently have a compatibility issue currently with the XML namespace which contains relationships in markup compatibility ignorable: `mc:Ignorable="r"`, it can be skip at the...

This issue has been fixed, please upgrade to the master branch code, and this patch will be released in the next version.

Thanks for your issue. Sorry, this library doesn't support OLEDB and OLAP data sources currently.

Sorry, this lib not support to change the table reference range currently. I have added this feature support to the [Roadmap](https://github.com/360EntSecGroup-Skylar/excelize/wiki).

Thanks for your issue. For faster generate speed and lower memory usage, the non-numeric type cell value won't be stored as a shared string in streaming mode currently. If you...

This library doesn't support getting data validation rules currently.

This library has added the [WriteTo](https://pkg.go.dev/github.com/xuri/excelize/v2#File.WriteTo) function since [version 1.4.1](https://github.com/xuri/excelize/releases/tag/v1.4.1), which can be used to save the file to the writer. I will add options support for it recently.

Okay, thanks for your feedback. I will add support for it at this week.

Thank you. Contributions are welcome. Please create PR base on the master branch. Here are some changes already have made for your reference: ```diff diff --git a/crypt_test.go b/crypt_test.go index f7c465e..95b6f52...