What's useCallback in React?
1. useCallback useCallback is React Hook which prevent it from being created on every render unless its dependency changes. 2. Before useCallback import log…
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What's useMemo in React?
1. useMemo useMemo is react hook for performance optimization by memorizing the result of expensive computation. 2.Sample Code import logo from './log…
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What's useContext in React?
1. useContext useContext is a React Hook that enables function components to share data across the component tree without manuall passing props down. 2. Samp…
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What's useRef in React?
1.useRef useRef is React hook used by React to store values that are not required for rendering or to directly access DOM elements. 2. Sample Code import lo…
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What is useEffect() in React?
1.useEffect 'useEffect' is a hook that allows you to perform side effect in functional component. 2.Default use of useEffect import logo from '…
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