Remove Duplicate Object from Array

removeDuplicate.js

  function removeDuplicateObjectFromArray(array, key) {
    return array.filter((obj, index, self) =>
      index === self.findIndex((el) => (
        el[key] === obj[key]
      ))
    )
  }

  const data = arr.reduce((filter, current) => {
    const dk = filter.find(item => item.value === current.value);
    if (!dk) {
      return filter.concat([current]);
    } else {
      return filter;
    }
  }, []);