Returns the row model for the table after grouping has been applied. API Docs Guide
Returns the row model for the table before any grouping has been applied. API Docs Guide
Resets the grouping state to initialState.grouping, or true can be passed to force a default blank state reset to []. API Docs Guide
initialState.grouping
true
[]
Updates the grouping state of the table via an update function or value. API Docs Guide