Lulus Nilai dan Fungsi dari Komponen Anak ke Orangtua Menggunakan Ref
// Parent Component
const App = () => {
const ref = useRef();
return (
<div>
<ComponentWithButton ref={ref} />
<button onClick={() => ref.current.increment()}>another button</button>
</div>
);
};
// Child Component
const ComponentWithButton = forwardRef((props, ref) => {
useImperativeHandle(ref, () => ({increment}))
const [count, setCount] = useState(0);
const increment = () => setCount(count + 1);
return (
<div>
<button onClick={increment}>click</button>
<h2>Count: {count}</h2>
</div>
)
})
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