Method original

src/data/DataStore.ts:1317–1333

(
                this: DataStore, dataItem: any, property: string, dataIndex: number, dimIndex: number
            )

            keyedColumns: getDimValueSimply,

            original(
                this: DataStore, dataItem: any, property: string, dataIndex: number, dimIndex: number
            ): ParsedValue {
                // Performance sensitive, do not use modelUtil.getDataItemValue.
                // If dataItem is an plain object with no value field, the let `value`
                // will be assigned with the object, but it will be tread correctly
                // in the `convertValue`.
                const value = dataItem && (dataItem.value == null ? dataItem : dataItem.value);

                return parseDataValue(
                    (value instanceof Array)
                        ? value[dimIndex]
                        // If value is a single number or something else not array.
                        : value,
                    this._dimensions[dimIndex]
                );
            },

            typedArray: function (
                this: DataStore, dataItem: any, property: string, dataIndex: number, dimIndex: number