react useref documentation code example
Example 1: useRef
function TextInputWithFocusButton() {
const inputEl = useRef(null);
const onButtonClick = () => {
inputEl.current.focus();
};
return (
<>
<input ref={inputEl} type="text" />
<button onClick={onButtonClick}>Focus the input</button>
</>
);
}
Example 2: react forwardref
const FancyButton = React.forwardRef((props, ref) => (
<button ref={ref} className="FancyButton">
{props.children}
</button>
));
const ref = React.createRef();
<FancyButton ref={ref}>Click me!</FancyButton>;