import type { Maybe } from './types.js';
export declare const LOCAL_STORAGE_USER_ID_KEY = "___orama_anonymous_user_id";
export declare const LOCAL_STORAGE_SERVER_SIDE_SESSION_KEY = "___orama_server_side_session";
export declare function createRandomString(length: number): string;
export declare function formatDuration(duration: number): string;
export declare function sendBeacon(endpoint: string, body?: string): Maybe<Promise<Response>>;
export declare const hasLocalStorage: boolean;
export declare function throttle(func: (...args: unknown[]) => unknown, limit: number): (...args: unknown[]) => void;
export declare function debounce(func: (...args: unknown[]) => unknown, delay: number): (...args: unknown[]) => void;
export declare function isServerRuntime(): boolean;
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