Created
June 10, 2021 13:21
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this is a custom hook that works like a `didUpdate` lifecycle method in react with typescript
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| import { useEffect, useRef } from 'react' | |
| function useDidUpdateEffect(fn: () => void, dependencies: any[]): void { | |
| const mountRef = useRef<boolean>(false) | |
| useEffect((): void => { | |
| if (mountRef.current) { | |
| fn() | |
| } else { | |
| mountRef.current = true | |
| } | |
| }, dependencies) | |
| } | |
| export { useDidUpdateEffect } |
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