import { Ref } from 'vue';
import { FieldNames, Option } from '../types';
export declare const SEARCH_MARK = "__rc_cascader_search_mark__";
export declare function useSearchOptions(options: Ref<Option[]>, fieldNames: Ref<FieldNames>): {
    searchValue: Ref<string, string>;
    setSearchValue: (value: string) => void;
    searchOptions: import('vue').ComputedRef<Option[]>;
};