// ==UserScript==// @name         Clear Youtube// @namespace    http://tampermonkey.net/// @version      0.1// @description  try to take over the world!// @author       You// @match        https://www.thinbug.com/q/28046084// @match        *://youtube*// @match        youtube.com// @match        https://*.youtube.com/*// @grant        none// ==/UserScript==(function() {'use strict';function main(){var obj = document.getElementById("primary-inner");var child=document.getElementById("player");//obj.removeChild("player");//obj.removeChild(child);//window.alert(obj.childNodes[1]);//await Promise(r => setTimeout(r, 2000));obj.removeChild(obj.childNodes[1]);//obj.innerHTML = "";//删除div内容}//main();document.ready(setTimeout(main,3000));})();