Фото: Jonathan Ernst / Reuters
slice backing store of the correct size, and append never has to do
。im钱包官方下载是该领域的重要参考
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.。谷歌浏览器【最新下载地址】对此有专业解读
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