👍
react-use

^{Collection of essential React Hooks.
Port of libreact.

Translations: 🇨🇳 汉语}

npm i react-use

- [**Sensors**](./docs/Sensors.md) - [`useBattery`](./docs/useBattery.md) — tracks device battery state. [![][img-demo]](https://codesandbox.io/s/qlvn662zww) - [`useGeolocation`](./docs/useGeolocation.md) — tracks geo location state of user's device. [![][img-demo]](https://streamich.github.io/react-use/?path=/story/sensors-usegeolocation--demo) - [`useHover` and `useHoverDirty`](./docs/useHover.md) — tracks mouse hover state of some element. [![][img-demo]](https://codesandbox.io/s/zpn583rvx) - [`useHash`](./docs/useHash.md) — tracks location hash value. [![][img-demo]](https://streamich.github.io/react-use/?path=/story/sensors-usehash--demo) - [`useIdle`](./docs/useIdle.md) — tracks whether user is being inactive. - [`useIntersection`](./docs/useIntersection.md) — tracks an HTML element's intersection. [![][img-demo]](https://streamich.github.io/react-use/?path=/story/sensors-useintersection--demo) - [`useKey`](./docs/useKey.md), [`useKeyPress`](./docs/useKeyPress.md), [`useKeyboardJs`](./docs/useKeyboardJs.md), and [`useKeyPressEvent`](./docs/useKeyPressEvent.md) — track keys. [![][img-demo]](https://streamich.github.io/react-use/?path=/story/sensors-usekeypressevent--demo) - [`useLocation`](./docs/useLocation.md) and [`useSearchParam`](./docs/useSearchParam.md) — tracks page navigation bar location state. - [`useLongPress`](./docs/useLongPress.md) — tracks long press gesture of some element. - [`useMedia`](./docs/useMedia.md) — tracks state of a CSS media query. [![][img-demo]](https://streamich.github.io/react-use/?path=/story/sensors-usemedia--demo) - [`useMediaDevices`](./docs/useMediaDevices.md) — tracks state of connected hardware devices. - [`useMotion`](./docs/useMotion.md) — tracks state of device's motion sensor. - [`useMouse` and `useMouseHovered`](./docs/useMouse.md) — tracks state of mouse position. [![][img-demo]](https://streamich.github.io/react-use/?path=/story/sensors-usemouse--docs) - [`useMouseWheel`](./docs/useMouseWheel.md) — tracks deltaY of scrolled mouse wheel. [![][img-demo]](https://streamich.github.io/react-use/?path=/story/sensors-usemousewheel--docs) - [`useNetworkState`](./docs/useNetworkState.md) — tracks the state of browser's network connection. [![][img-demo]](https://streamich.github.io/react-use/?path=/story/sensors-usenetworkstate--demo) - [`useOrientation`](./docs/useOrientation.md) — tracks state of device's screen orientation. - [`usePageLeave`](./docs/usePageLeave.md) — triggers when mouse leaves page boundaries. - [`useScratch`](./docs/useScratch.md) — tracks mouse click-and-scrub state. - [`useScroll`](./docs/useScroll.md) — tracks an HTML element's scroll position. [![][img-demo]](https://streamich.github.io/react-use/?path=/story/sensors-usescroll--docs) - [`useScrolling`](./docs/useScrolling.md) — tracks whether HTML element is scrolling. - [`useStartTyping`](./docs/useStartTyping.md) — detects when user starts typing. - [`useWindowScroll`](./docs/useWindowScroll.md) — tracks `Window` scroll position. [![][img-demo]](https://streamich.github.io/react-use/?path=/story/sensors-usewindowscroll--docs) - [`useWindowSize`](./docs/useWindowSize.md) — tracks `Window` dimensions. [![][img-demo]](https://codesandbox.io/s/m7ln22668) - [`useMeasure`](./docs/useMeasure.md) and [`useSize`](./docs/useSize.md) — tracks an HTML element's dimensions. [![][img-demo]](https://streamich.github.io/react-use/?path=/story/sensors-usemeasure--demo) - [`createBreakpoint`](./docs/createBreakpoint.md) — tracks `innerWidth` - [`useScrollbarWidth`](./docs/useScrollbarWidth.md) — detects browser's native scrollbars width. [![][img-demo]](https://streamich.github.io/react-use/?path=/story/sensors-usescrollbarwidth--demo) - [`usePinchZoom`](./docs/usePinchZoom.md) — tracks pointer events to detect pinch zoom in and out status. [![][img-demo]](https://streamich.github.io/react-use/?path=/story/sensors-usePinchZoom--demo)

- [**UI**](./docs/UI.md) - [`useAudio`](./docs/useAudio.md) — plays audio and exposes its controls. [![][img-demo]](https://codesandbox.io/s/2o4lo6rqy) - [`useClickAway`](./docs/useClickAway.md) — triggers callback when user clicks outside target area. - [`useCss`](./docs/useCss.md) — dynamically adjusts CSS. - [`useDrop` and `useDropArea`](./docs/useDrop.md) — tracks file, link and copy-paste drops. - [`useFullscreen`](./docs/useFullscreen.md) — display an element or video full-screen. [![][img-demo]](https://streamich.github.io/react-use/?path=/story/ui-usefullscreen--demo) - [`useSlider`](./docs/useSlider.md) — provides slide behavior over any HTML element. [![][img-demo]](https://streamich.github.io/react-use/?path=/story/ui-useslider--demo) - [`useSpeech`](./docs/useSpeech.md) — synthesizes speech from a text string. [![][img-demo]](https://codesandbox.io/s/n090mqz69m) - [`useVibrate`](./docs/useVibrate.md) — provide physical feedback using the [Vibration API](https://developer.mozilla.org/en-US/docs/Web/API/Vibration_API). [![][img-demo]](https://streamich.github.io/react-use/?path=/story/ui-usevibrate--demo) - [`useVideo`](./docs/useVideo.md) — plays video, tracks its state, and exposes playback controls. [![][img-demo]](https://streamich.github.io/react-use/?path=/story/ui-usevideo--demo)

- [**Animations**](./docs/Animations.md) - [`useRaf`](./docs/useRaf.md) — re-renders component on each `requestAnimationFrame`. - [`useInterval`](./docs/useInterval.md) and [`useHarmonicIntervalFn`](./docs/useHarmonicIntervalFn.md) — re-renders component on a set interval using `setInterval`. - [`useSpring`](./docs/useSpring.md) — interpolates number over time according to spring dynamics. - [`useTimeout`](./docs/useTimeout.md) — re-renders component after a timeout. - [`useTimeoutFn`](./docs/useTimeoutFn.md) — calls given function after a timeout. [![][img-demo]](https://streamich.github.io/react-use/?path=/story/animation-usetimeoutfn--demo) - [`useTween`](./docs/useTween.md) — re-renders component, while tweening a number from 0 to 1. [![][img-demo]](https://codesandbox.io/s/52990wwzyl) - [`useUpdate`](./docs/useUpdate.md) — returns a callback, which re-renders component when called.

- [**Side-effects**](./docs/Side-effects.md) - [`useAsync`](./docs/useAsync.md), [`useAsyncFn`](./docs/useAsyncFn.md), and [`useAsyncRetry`](./docs/useAsyncRetry.md) — resolves an `async` function. - [`useBeforeUnload`](./docs/useBeforeUnload.md) — shows browser alert when user try to reload or close the page. - [`useCookie`](./docs/useCookie.md) — provides way to read, update and delete a cookie. [![][img-demo]](https://streamich.github.io/react-use/?path=/story/side-effects-usecookie--demo) - [`useCopyToClipboard`](./docs/useCopyToClipboard.md) — copies text to clipboard. - [`useDebounce`](./docs/useDebounce.md) — debounces a function. [![][img-demo]](https://streamich.github.io/react-use/?path=/story/side-effects-usedebounce--demo) - [`useError`](./docs/useError.md) — error dispatcher. [![][img-demo]](https://streamich.github.io/react-use/?path=/story/side-effects-useerror--demo) - [`useFavicon`](./docs/useFavicon.md) — sets favicon of the page. - [`useLocalStorage`](./docs/useLocalStorage.md) — manages a value in `localStorage`. - [`useLockBodyScroll`](./docs/useLockBodyScroll.md) — lock scrolling of the body element. - [`useRafLoop`](./docs/useRafLoop.md) — calls given function inside the RAF loop. - [`useSessionStorage`](./docs/useSessionStorage.md) — manages a value in `sessionStorage`. - [`useThrottle` and `useThrottleFn`](./docs/useThrottle.md) — throttles a function. [![][img-demo]](https://streamich.github.io/react-use/?path=/story/side-effects-usethrottle--demo) - [`useTitle`](./docs/useTitle.md) — sets title of the page. - [`usePermission`](./docs/usePermission.md) — query permission status for browser APIs.

- [**Lifecycles**](./docs/Lifecycles.md) - [`useEffectOnce`](./docs/useEffectOnce.md) — a modified [`useEffect`](https://reactjs.org/docs/hooks-reference.html#useeffect) hook that only runs once. - [`useEvent`](./docs/useEvent.md) — subscribe to events. - [`useLifecycles`](./docs/useLifecycles.md) — calls `mount` and `unmount` callbacks. - [`useMountedState`](./docs/useMountedState.md) and [`useUnmountPromise`](./docs/useUnmountPromise.md) — track if component is mounted. - [`usePromise`](./docs/usePromise.md) — resolves promise only while component is mounted. - [`useLogger`](./docs/useLogger.md) — logs in console as component goes through life-cycles. - [`useMount`](./docs/useMount.md) — calls `mount` callbacks. - [`useUnmount`](./docs/useUnmount.md) — calls `unmount` callbacks. - [`useUpdateEffect`](./docs/useUpdateEffect.md) — run an `effect` only on updates. - [`useIsomorphicLayoutEffect`](./docs/useIsomorphicLayoutEffect.md) — `useLayoutEffect` that that works on server. - [`useDeepCompareEffect`](./docs/useDeepCompareEffect.md), [`useShallowCompareEffect`](./docs/useShallowCompareEffect.md), and [`useCustomCompareEffect`](./docs/useCustomCompareEffect.md)

- [**State**](./docs/State.md) - [`createMemo`](./docs/createMemo.md) — factory of memoized hooks. - [`createReducer`](./docs/createReducer.md) — factory of reducer hooks with custom middleware. - [`createReducerContext`](./docs/createReducerContext.md) and [`createStateContext`](./docs/createStateContext.md) — factory of hooks for a sharing state between components. - [`useDefault`](./docs/useDefault.md) — returns the default value when state is `null` or `undefined`. - [`useGetSet`](./docs/useGetSet.md) — returns state getter `get()` instead of raw state. - [`useGetSetState`](./docs/useGetSetState.md) — as if [`useGetSet`](./docs/useGetSet.md) and [`useSetState`](./docs/useSetState.md) had a baby. - [`useLatest`](./docs/useLatest.md) — returns the latest state or props - [`usePrevious`](./docs/usePrevious.md) — returns the previous state or props. [![][img-demo]](https://codesandbox.io/s/fervent-galileo-krgx6) - [`usePreviousDistinct`](./docs/usePreviousDistinct.md) — like `usePrevious` but with a predicate to determine if `previous` should update. - [`useObservable`](./docs/useObservable.md) — tracks latest value of an `Observable`. - [`useRafState`](./docs/useRafState.md) — creates `setState` method which only updates after `requestAnimationFrame`. [![][img-demo]](https://streamich.github.io/react-use/?path=/story/state-userafstate--demo) - [`useSetState`](./docs/useSetState.md) — creates `setState` method which works like `this.setState`. [![][img-demo]](https://codesandbox.io/s/n75zqn1xp0) - [`useStateList`](./docs/useStateList.md) — circularly iterates over an array. [![][img-demo]](https://codesandbox.io/s/bold-dewdney-pjzkd) - [`useToggle` and `useBoolean`](./docs/useToggle.md) — tracks state of a boolean. [![][img-demo]](https://codesandbox.io/s/focused-sammet-brw2d) - [`useCounter` and `useNumber`](./docs/useCounter.md) — tracks state of a number. [![][img-demo]](https://streamich.github.io/react-use/?path=/story/state-usecounter--demo) - [`useList`](./docs/useList.md) ~and [`useUpsert`](./docs/useUpsert.md)~ — tracks state of an array. [![][img-demo]](https://codesandbox.io/s/wonderful-mahavira-1sm0w) - [`useMap`](./docs/useMap.md) — tracks state of an object. [![][img-demo]](https://codesandbox.io/s/quirky-dewdney-gi161) - [`useSet`](./docs/useSet.md) — tracks state of a Set. [![][img-demo]](https://codesandbox.io/s/bold-shtern-6jlgw) - [`useQueue`](./docs/useQueue.md) — implements simple queue. - [`useStateValidator`](./docs/useStateValidator.md) — tracks state of an object. [![][img-demo]](https://streamich.github.io/react-use/?path=/story/state-usestatevalidator--demo) - [`useStateWithHistory`](./docs/useStateWithHistory.md) — stores previous state values and provides handles to travel through them. [![][img-demo]](https://streamich.github.io/react-use/?path=/story/state-usestatewithhistory--demo) - [`useMultiStateValidator`](./docs/useMultiStateValidator.md) — alike the `useStateValidator`, but tracks multiple states at a time. [![][img-demo]](https://streamich.github.io/react-use/?path=/story/state-usemultistatevalidator--demo) - [`useMediatedState`](./docs/useMediatedState.md) — like the regular `useState` but with mediation by custom function. [![][img-demo]](https://streamich.github.io/react-use/?path=/story/state-usemediatedstate--demo) - [`useFirstMountState`](./docs/useFirstMountState.md) — check if current render is first. [![][img-demo]](https://streamich.github.io/react-use/?path=/story/state-usefirstmountstate--demo) - [`useRendersCount`](./docs/useRendersCount.md) — count component renders. [![][img-demo]](https://streamich.github.io/react-use/?path=/story/state-userenderscount--demo) - [`createGlobalState`](./docs/createGlobalState.md) — cross component shared state.[![][img-demo]](https://streamich.github.io/react-use/?path=/story/state-createglobalstate--demo) - [`useMethods`](./docs/useMethods.md) — neat alternative to `useReducer`. [![][img-demo]](https://streamich.github.io/react-use/?path=/story/state-usemethods--demo)

- [**Miscellaneous**]() - [`useEnsuredForwardedRef`](./docs/useEnsuredForwardedRef.md) and [`ensuredForwardRef`](./docs/useEnsuredForwardedRef.md) — use a React.forwardedRef safely. [![][img-demo]](https://streamich.github.io/react-use/?path=/story/state-useensuredforwardedref--demo)

Usage — how to import.
Unlicense — public domain.
Support — add yourself to backer list below.

[img-demo]: https://img.shields.io/badge/demo-%20%20%20%F0%9F%9A%80-green.svg

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