import type { CnPickerViewProps, CnPickerValueExtend, CnPickerValue } from './types';
export declare function generateColumnsExtend(rawColumns: CnPickerViewProps['columns'], val: CnPickerValue[]): CnPickerValueExtend;
export declare function useColumnsExtend(rawColumns: CnPickerViewProps['columns'], value: CnPickerValue[]): CnPickerValueExtend;