js create Array ways All In One

js create Array ways All In One

ES6

const arr = [...document.querySelectorAll(`[data-dom="^div"`)];

const arr = [...new Set()];
// []
const arrInit = [...new Set(['a', 'b', 'c'])];
// (3) ["a", "b", "c"]

const arr = [...new Map()];
// []
const arrInit = [...new Map([['a', 1], ['b', 2]])];
// (2) [Array(2), Array(2)]

const arr = new Uint8Array();
// []

const arr = Array.from('');
// []
const arrInit = Array.from('abc');
// (3) ["a", "b", "c"]

const arr = Object.keys({});
// []

const arr = Object.values({});
// []

const arr = Object.entries({});
// []

refs

---

---

xgqfrms 2012-2020

www.cnblogs.com 发布文章使用：只允许注册用户才可以访问！

原创文章，版权所有️xgqfrms, 禁止转载 ️，侵权必究️！

---