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window & document All In One

window & document All In One

root / html / body

window / document

DOM selector

document.querySelector(`window`);
// null
document.querySelector(`document`);
// null

document.querySelector(`html`);
// <html lang=​"zh-cn">​<head>​…​</head>​<body>​…​</body>​</html>​

document.querySelector(`body`);
// <body>​…​</body>​

bind events ✅

// ✅
window.addEventListener('mousemove', () => {
    console.log('window OK');
});

// ✅
document.addEventListener('mousemove', () => {
    console.log('document OK');
});

refs

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posted @ 2021-04-29 01:17  xgqfrms  阅读(55)  评论(1)  编辑  收藏  举报