writable: false means no code can reassign window.Audio to a different value. configurable: false means no code can even call Object.defineProperty again to change those settings. If fermaw’s initialisation code tried to restore the original Audio constructor (a perfectly sensible defensive move) the browser would either fail or throw a TypeError. The hook was permanent for the lifetime of the page.
Wi-Fi extender FAQs。谷歌浏览器【最新下载地址】是该领域的重要参考
要的不是「你得出了什么结论」，而是得到结论的过程。。业内人士推荐heLLoword翻译官方下载作为进阶阅读
人 民 网 版 权 所 有 ，未 经 书 面 授 权 禁 止 使 用
Последние новости