function column_getAggregationFn<TFeatures, TData, TValue>(column):
| AggregationFn<TFeatures, TData>
| undefined;Defined in: features/column-grouping/columnGroupingFeature.utils.ts:183
Resolves the aggregation function configured for a column.
Function-valued columnDef.aggregationFn is returned directly, 'auto' delegates to column_getAutoAggregationFn, and string values are looked up in the table's aggregation function registry.
TFeatures extends TableFeatures
TData extends RowData
TValue extends unknown = unknown
Column_Internal\<`TFeatures`, `TData`, `TValue`\>
| AggregationFn\<`TFeatures`, `TData`\> | undefined
const aggregationFn = column_getAggregationFn(column)