import type { DependencyList, EffectCallback } from 'react';
export declare function useLatest<T>(value: T): import("react").MutableRefObject<T>;
export declare const useUnmount: (fn: () => void) => void;
type noop = (...args: any[]) => any;
export declare function useDebounceFn<T extends noop>(fn: T, options?: DebounceOptions): {
    run: any;
    cancel: any;
    flush: any;
};
interface DebounceOptions {
    wait?: number;
    leading?: boolean;
    trailing?: boolean;
    maxWait?: number;
}
export declare function useDebounceEffect(effect: EffectCallback, deps?: DependencyList, options?: DebounceOptions): void;
export declare function useColumnsFn(options: any): (selected: any[]) => any[];
export {};