export function emptyFn(): void;
export function isEmpty(val: any): boolean;
export function rgba2hex(r: any, g: any, b: any, a: any): string | null;
export function rgba2hsla(r: any, g: any, b: any, a: any): {
    h: number;
    s: number;
    l: number;
    a: any;
} | null;
export function rgba2hsva(r: any, g: any, b: any, a: any): {
    h: number;
    s: number;
    v: number;
    a: any;
} | null;
export function hex2rgba(hex: any): {
    r: number;
    g: number;
    b: number;
    a: number;
} | null;
export function hsla2rgba(h: any, s: any, l: any, a: any): {
    r: number;
    g: number;
    b: number;
    a: any;
} | null;
export function hsva2rgba(h: any, s: any, v: any, a: any): {
    r: number;
    g: number;
    b: number;
    a: any;
} | null;
export function hex2hsla(hex: any): {
    h: number;
    s: number;
    l: number;
    a: any;
} | null;
export function hsla2hex(h: any, s: any, l: any, a: any): string | null;
export function hsla2hsva(h: any, s: any, l: any, a: any): {
    h: number;
    s: number;
    v: number;
    a: any;
} | null;
export function hsva2hsla(h: any, s: any, v: any, a: any): {
    h: number;
    s: number;
    l: number;
    a: any;
} | null;
export function isNaN(val: any): boolean;
export function getTag(val: any): string;
export function baseMerge(target: any, filterFn: any, ...sources: any[]): any;
export function merge(target: any, ...sources: any[]): any;
export function deepClone(obj: any): any;
export function offset(el: any): {
    top: any;
    left: any;
};
export function getBoundingClientRect(el: any, bubble?: boolean): {
    top: any;
    right: any;
    bottom: any;
    left: any;
};
export function colorObj2Str(color: any, format?: string): string | null;
export function colorStr2Obj(color: any, format?: string): any;
export function getId(): string;
export function on(el: any, type: any, fn: any, bubble?: boolean, options?: boolean): void;
export function off(el: any, type: any, fn: any, bubble?: boolean, options?: boolean): void;
export function assign(target: any, ...source: any[]): any;
export function omit(target: any, property: any): any;
export function firstUpperCase(str: any): any;
export function required(target: any, type: any, msg: any): boolean;
export function optional(target: any, type: any, msg?: string): boolean;
export function isTransprent(color: any): any;
export function compareObj(obj1: any, obj2: any): boolean;
export function filterFn(): boolean;
export namespace storage {
    function setItem(key: any, value: any): void;
    function getItem(key: any): any;
    function removeItem(key: any): void;
    function clear(): void;
    namespace keys {
        const recentUse: string;
    }
}
declare const _default: {};
export default _default;