FIlling excel using LINQ

[ppr (Peter Preuss)]

@yash.choursia

This is a different question

it is filling up, right?

so we would do it with the same logic, just extended to two columns, but with the same base logic.

How to match data between 3 columns

when readin int the excel into a datatable (read range) we would expect following result Group1|1|true |2|True … so we would filling up the missing GroupX column values grouping the data on GroupDocs processing / evaluating the groups For filling up, have a starter help here: FillUp_BlockBlanks.xaml (9.3 KB) Grouping data have alook here: