export declare function randomUUID(): string;
export declare function slugify(str: string): string;
export declare function truncateText(str: string, len: number): string;
export declare function isEmail(str: string): boolean;
export declare function isURL(str: string): boolean;
export declare function randomHexColor(): string;
export declare function debounce<T extends (...args: any[]) => void>(fn: T, delay: number): (...args: Parameters<T>) => void;
export declare function throttle<T extends (...args: any[]) => void>(fn: T, delay: number): (...args: Parameters<T>) => void;
export declare function deepClone<T>(obj: T): T;
export declare function deepEqual(a: any, b: any): boolean;
export declare function generateTokenBase64(length?: number): string;