一句代码从刷网课的劳累中解脱
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<title></title>
<script src="js/" type="text/javascript" charset="utf-8"></script>
<style type="text/css">
</style>
</head>
<body>
<video></video>
<script type="text/javascript">
for(var value in document.querySelector('video')){
console.log(value);
}
</script>
</body>
</html>