Hi @lunalovegood ,
This is not possible in PowerApps, column names in Filter function should be static texts. To explain it more specifically, if you need to filter on dynamic columns, you will have to use formula as follows:
Switch(
SearchColumnNameVariable,
"Column1"
Filter(DataSource, Column1 = "abc"),
"Column2"
Filter(DataSource, Column2 = "abc"),
"Column3"
Filter(DataSource, Column3 = "abc"),
...
)
You can not use dynamic column name as below:
Filter(DataSource, ColumnNameVariable = "abc"),
Best regards,