callback in react
import React, { useCallback } from 'react';
function MyComponent() {
// handleClick is the same function object
const handleClick = useCallback(() => { console.log('Clicked!'); }, []);
// ...
}callback in react
import React, { useCallback } from 'react';
function MyComponent() {
// handleClick is the same function object
const handleClick = useCallback(() => { console.log('Clicked!'); }, []);
// ...
}functional components
function Welcome(props) { return <h1>Hello, {props.name}</h1>;
}
const element = <Welcome name="Sara" />;ReactDOM.render(
element,
document.getElementById('root')
);Copyright © 2021 Codeinu
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