// ==UserScript==// @name         净化bilibili搜索栏，去除搜索推荐// @namespace    yuik// @version      1.0.0// @description  净化bilibili搜索栏，去除搜索推荐，bili-placeholder// @author       Yui// @match        *://*.bilibili.com/*// @exclude      *://search.bilibili.com/*// @run-at       document-end// @icon         https://www.google.com/s2/favicons?sz=64&domain=bilibili.com// @grant        none// ==/UserScript==(function() {'use strict';// 定时轮询，检查并修改 placeholdervar interval = setInterval(function() {var searchInput = document.querySelector("#nav-searchform > div.nav-search-content > input");if (searchInput && searchInput.placeholder !== '滚去学习') {searchInput.placeholder = '滚去学习';console.log("Placeholder modified");}}, 100);  // 每隔500ms检查一次// 停止轮询条件：找到并修改成功后停止var stopInterval = setInterval(function() {var searchInput = document.querySelector("#nav-searchform > div.nav-search-content > input");if (searchInput && searchInput.placeholder === '滚去学习') {clearInterval(interval);  // 停止轮询clearInterval(stopInterval);  // 停止停止条件轮询console.log("Polling stopped");}}, 1000);})();