javascript 使用Rest结构赋值与Rest运算符重新分配数组元素

Posted 2021-05-03

// declare array
let list = [1, 2, 3, 4, 5, 7];

// destructure and assign remaining values into separate array
const [a, b, ...arr] = list;

console.log(a, b);  // 1, 2
console.log(arr);   // [3, 4, 5, 7]