@arco-design/web-vue/es/_utils/array.js

Arco Design Vue 2.0: A Vue.js 3 UI Library

const union = (target, source, difference = false) => {
  return difference ? target.filter((item) => !source.includes(item)) : Array.from(new Set(target.concat(source)));
};
const getReverse = (array) => {
  const result = [];
  for (let i = 0; i < array.length; i++) {
    result[i] = array[array.length - 1 - i];
  }
  return result;
};
export { getReverse, union };