type Callback = (...args: any[]) => void;
/**
 * Delay callback execution by a specified time.
 * Unlike debounce, subsequent calls during the delay period are ignored.
 *
 * @param cb Callback to invoke.
 * @param delay Time to wait before invoking the callback.
 * @returns A new function that schedules the callback once and ignores subsequent calls until executed.
 */
export declare const delay: <F extends Callback>(cb: F, delay?: number) => F;
/**
 * Debounce callback: delays execution until calls stop.
 * Each new call resets the timer, so the callback fires only after the delay elapses with no further calls (trailing-edge).
 * Use when you want to react to the end of a burst of events (e.g. user stops typing).
 *
 * @param cb Callback to invoke.
 * @param delay Idle time (ms) to wait after the last call before invoking.
 * @returns Wrapped function that postpones invocation until activity ceases.
 */
export declare const debounce: <F extends Callback>(cb: F, delay?: number) => F;
/**
 * Throttle callback: limits execution to at most once per interval.
 * The callback fires immediately on the first call;
 * subsequent calls within the same interval are dropped (leading-edge).
 * Use when you need regular updates at a bounded rate (e.g. scroll or resize handlers).
 *
 * @param cb Callback to invoke.
 * @param delay Minimum interval (ms) between successive invocations.
 * @returns Wrapped function that rate-limits invocations.
 */
export declare const throttle: <F extends Callback>(cb: F, delay?: number) => F;
/**
 * Debounce and throttle callback.
 * Executes immediately on the first call (throttle), prevents calls during the throttle window,
 * and ensures a final call happens after activity stops (debounce).
 *
 * @param cb Callback to invoke.
 * @param delay Time window for both throttle and debounce.
 * @returns A new function that combines throttle and debounce behavior.
 */
export declare const debounceAndThrottle: <F extends Callback>(cb: F, delay?: number) => F;
export {};
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