var instance = new GcSpread.Sheets.TableSlicerData(table);
var value; // Type: Array
value = instance.getData(columnName, range);

function getData( 
   columnName : string,
   range : object
) : Array;

Parameters

columnName

The column name.

range

The specific range. range.min: number type, the minimum value. range.max: number type, the maximum value.

Return Value

Reference

TableSlicerData class