@livelybone/use-mounted
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React hook for mounted and unmount, return an object: MutableRefObject<{ mounted: boolean, unmounted: boolean }>
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# @livelybone/use-mounted
[](https://www.npmjs.com/package/@livelybone/use-mounted)
[](https://www.npmjs.com/package/@livelybone/use-mounted)



> `pkg.module supported`, which means that you can apply tree-shaking in you project
[中文文档](./README-CN.md)
React hook for mounted and unmounted, return an object: MutableRefObject<{ mounted: boolean, unmounted: boolean }>
## repository
https://github.com/livelybone/use-mounted.git
## Demo
https://github.com/livelybone/use-mounted#readme
## Run Example
Your can see the usage by run the example of the module, here is the step:
1. Clone the library `git clone https://github.com/livelybone/use-mounted.git`
2. Go to the directory `cd your-module-directory`
3. Install npm dependencies `npm i`(use taobao registry: `npm i --registry=http://registry.npm.taobao.org`)
4. Open service `npm run dev`
5. See the example(usually is `http://127.0.0.1/examples/test.html`) in your browser
## Installation
```bash
npm i -S @livelybone/use-mounted
```
## Global name - The variable the module exported in `umd` bundle
`useMounted`
## Interface
See what method or params you can use in [index.d.ts](./index.d.ts)
```typescript jsx
import useMounted from '@livelybone/use-mounted'
const Comp = () => {
const mount = useMounted(() => {
console.log('mounted')
return () => console.log('unmounted')
})
console.log(`Is comp mounted? ${mount.current.mounted ? 'Yes' : 'No'}`)
console.log(`Is comp unmounted? ${mount.current.unmounted ? 'Yes' : 'No'}`)
return <div></div>
}
```
Use in html, see what your can use in [CDN: unpkg](https://unpkg.com/@livelybone/use-mounted/lib/umd/)
```html
<-- use what you want -->
<script src="https://unpkg.com/@livelybone/use-mounted/lib/umd/<--module-->.js"></script>
```