@supunlakmal/hooks
Version:
A collection of reusable React hooks
21 lines • 691 B
JavaScript
import { useCallback, useEffect, useRef } from 'react';
/**
* Returns a function that returns the current mount state. This hook is useful when you have to
* detect component mount state within async effects.
*
* @param initialValue Initial value.
*
* @return Function that returns `true` only if the component is mounted.
*/
export const useIsMounted = (initialValue = false) => {
const isMounted = useRef(initialValue);
const get = useCallback(() => isMounted.current, []);
useEffect(() => {
isMounted.current = true;
return () => {
isMounted.current = false;
};
}, []);
return get;
};
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