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- type Updater<T> = (updater: T | ((origin: T) => T), ignoreDestroy?: boolean) => void;
- /** We only think `undefined` is empty */
- export declare function hasValue(value: any): boolean;
- /**
- * Similar to `useState` but will use props value if provided.
- * Note that internal use rc-util `useState` hook.
- */
- export declare function useMergedState<T, R = T>(defaultStateValue: T | (() => T), option?: {
- defaultValue?: T | (() => T);
- value?: T;
- onChange?: (value: T, prevValue: T) => void;
- postState?: (value: T) => T;
- }): [R, Updater<T>];
- export {};
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