总结了一些有用的 Javascript 单行代码，能快速处理一些问题

console.log(getSelectedText);

const scrollToTop = () => window.scrollTo(,);

const Top = () => window.scrollTo({top:, behavior: 'smooth'});

navigator.connection.downlink;

const urlRedirect = url => location.href = url;
urlRedirect('https://xxx.xxx/');

const clearCookies = document.cookie.split(';').forEach((cookie) => (document.cookie = cookie.replace(/^ +/, '').replace(/=.*/, `=;expires=${new Date().toUTCString()};path=/`)));

const strReverse = str => [...str].reverse().join('');
strReverse('abc'); // cba

const hexClr = () => '#' + Math.floor(Math.random() * 0xffffff).toString().padEnd(, '0');
console.log(hexClr());

let str = 'follow me for amazing posts';
let capStr = str.replace(/\w\S*/g, (w) => (w.replace(/^\w/, (c) => c.toUpperCase())));
console.log(capStr);

const copy = (text) => navigator.clipboard.writeText(text);
copy('前端修罗场');

const uniqueValues= (arr) => [...new Set(arr)];