Example of Comments in ASP.NET Core Excel (XlsIO) Library
The sample shows how to add notes and comments in Excel document using Essential XlsIO.
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Notes were formally called comments in earlier versions of Excel and do not have a reply option. These are used for making simple notes related to the data.
Comments are now threaded, and allow you to have discussions with other users about the data. It has reply option. When other users reply, it creates conversation in the workbook for the specific cells.