import { type Ref } from 'vue';
import type { DynamicRowHeight } from './types';
export declare const DATA_ATTRIBUTE_LIST_INDEX = "data-virtual-index";
export declare function useDynamicRowHeight({ defaultRowHeight, key, }: {
    defaultRowHeight: number;
    key?: Ref<string | number | undefined> | string | number;
}): DynamicRowHeight;