/Javascript/React/New Map() collection in react state

New Map() collection in react state

function MapComponent(){
  const [myMap, setMyMap] = useState(new Map());
  const updateMap = (k,v) => {
    setMyMap(new Map(myMap.set(k,v)));
  }
  return(
    <ul>
      {[...myMap.keys()].map(k => (
        <li key={k}>myMap.get(k)</li>
      ))}
    </ul>
  );
}

-1

Source: medium.com

Similar codes

1 vote131 views1 answer
React manifest.json 404 (not found)
Javascript React
0 vote138 views1 answer
Add image to ag-grid with react
Javascript React
1 vote133 views1 answer
React-native-infinite-scroll-with-flatlist
Javascript React
139 votes275 views2 answers
React js installation steps
Javascript React
7 votes151 views1 answer
React Native vs Flutter
Javascript React
0 vote136 views2 answers
Barcode scanner react js
Javascript React
32 votes146 views1 answer
'react-router-dom'
Javascript React
0 vote140 views2 answers
Install boxicons in react
Javascript React
3 votes124 views1 answer
React native netinfo
Javascript React
8 votes122 views3 answers
Icon shwoing a box react native vector icons
Javascript React