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

-1 vote198 views2 answers
3 dots React
Javascript React
0 vote217 views1 answer
React native run-android --release
Javascript React
4 votes213 views1 answer
How to add custom font to react project
Javascript React
0 vote193 views1 answer
How to add value with useref in react
Javascript React
7 votes190 views2 answers
Hover react
Javascript React
2 votes203 views1 answer
React promises
Javascript React
0 vote201 views1 answer
Preventive vs reactive
Javascript React
0 vote212 views1 answer
React-native-restart
Javascript React
0 vote225 views1 answer
Reactjs exemple function component
Javascript React
1 vote203 views1 answer
Cleartimeout react
Javascript React