import { Ref } from 'vue';
export declare const b: (str: string) => string;
export declare const be: (...args: string[]) => string;
export declare const be2: (...args: string[]) => string;
export declare const bem: (...args: string[]) => string;
export declare const bem2: (...args: string[]) => string;
export declare const toDOM: (el: string | HTMLElement | Ref<HTMLElement | null>) => HTMLElement | null;