Setinterval react

Js setinterval

function func(){
  console.log("Ran")
}
setInterval(func,1000)//Runs the "func" function every second

Set interval react

useEffect(() => {
  const interval = setInterval(() => {
    console.log('This will run every second!');
  }, 1000);
  return () => clearInterval(interval);
}, []);

Source: upmostly.com

React function being called every minute

componentDidMount() {
  this.interval = setInterval(() => this.setState({ time: Date.now() }), 1000);
}
componentWillUnmount() {
  clearInterval(this.interval);
}

Source: stackoverflow.com

Setinterval react

let myCounter = 0;
let timeout = null;
export default CounterApp = props => {

  const [counter, setCounter] = useState(0);

  // Also don't forget this
  useEffect(()=> {
    return ()=> clearInterval(timeout);
  }, []);      

  myCounter = counter;
  const startInterval = () => {
    timeout = setInterval(() => {
      setCounter(counter => counter + 1);
      console.log("counter: ", myCounter); // counter always return 0 but myCounter the updated value
      if(myCounter === 10) clearInterval(timeout);

    }, 1000);
  };

}

Source: stackoverflow.com

Similar codes

0 vote179 views2 answers
React-native local image not showing ios
Javascript React
0 vote173 views1 answer
Redirect to another path react
Javascript React
0 vote186 views1 answer
Javascript react reverse map
Javascript React
1 vote158 views1 answer
Could not find com.yqritc:android-scalablevideoview:1.0.4 react native video
Javascript React
0 vote195 views2 answers
React native: how to know th softkey height
Javascript React
2 votes164 views2 answers
Create react app not creating template
Javascript React
0 vote194 views1 answer
React native height full
Javascript React
0 vote155 views1 answer
React-tournament-ready
Javascript React
0 vote182 views1 answer
Button color change loop in react
Javascript React
8 votes170 views1 answer
React hooks with objects
Javascript React