Array.from([1, 2, 3], ( x , y ) => x + y);
// 1, 3, 5
這裡的arrow function是map function，y就是index
const nestedArray = [['😉'],{kind: "🐦"},['😇']]
const abc = Array.from(nestedArray);
nestedArray[0][0] = "🐗";
nestedArray[1]["kind"] = "🦉";
console.log(...abc);
還有它不會深烤貝
