Ref hook in react

UseRef

/*
	A common use case is to access a child imperatively: 
*/

function TextInputWithFocusButton() {
  const inputEl = useRef(null);
  const onButtonClick = () => {
    // `current` points to the mounted text input element
    inputEl.current.focus();
  };
  return (
    <>
      <input ref={inputEl} type="text" />
      <button onClick={onButtonClick}>Focus the input</button>
    </>
  );
}

Source: reactjs.org

Ref hook in react

function TextInputWithFocusButton() {
  const inputEl = useRef(null);
  const onButtonClick = () => {
    // `current` points to the mounted text input element
    inputEl.current.focus();
  };
  return (
    <>
      <input ref={inputEl} type="text" />
      <button onClick={onButtonClick}>Focus the input</button>
    </>
  );
}

Source: reactjs.org

Similar codes

3 votes189 views1 answer
React create array
Javascript React
1 vote206 views1 answer
Can't type in react input text field
Javascript React
0 vote178 views1 answer
How to pass property component in react enzyme
Javascript React
1 vote190 views1 answer
Node sass version react
Javascript React
0 vote202 views1 answer
React get current date minus 7 days
Javascript React
0 vote199 views1 answer
Map of filtered data react
Javascript React
0 vote252 views1 answer
No routes matched location / react router
Javascript React
0 vote155 views1 answer
ReactNative onPress doesn't exist
Javascript React
-2 votes145 views1 answer
React router previous location
Javascript React
1 vote189 views1 answer
Is a good idea to add class in react hooks with document.body.addclasslist
Javascript React