/Javascript/React/Custom hook for unique items in react

Custom hook for unique items in react

// useUnique.js
export function useUnique(initial) {
  const [items, setItems] = useState(initial);
  const add = newItem => {
    const uniqueItems = [...new Set([...items, newItem])];
    setItems(uniqueItems);
  };
  return [items, add];
};

Source: dmitripavlutin.com

Similar codes

1 vote251 views1 answer
Have flat list automatically wrap react native
Javascript React
0 vote263 views1 answer
My react router Dom learnings
Javascript React
2 votes240 views1 answer
React native socket io
Javascript React
0 vote279 views2 answers
React native store sensitive data in redux
Javascript React
1 vote242 views1 answer
How to store array into react-native local storage
Javascript React
0 vote260 views1 answer
Ab mob react native expo
Javascript React
0 vote229 views1 answer
React-active link
Javascript React
0 vote264 views1 answer
Reactjs npm take photo
Javascript React
0 vote247 views1 answer
How to bound a state variable to a field react final form
Javascript React
0 vote225 views1 answer
How to make this transform with React-Native? https://stackoverflow.com/questions/37538303/how-to-make-this-transform-with-react-native
Javascript React