<html>
<head>
</head>
<body>
<div>
<div >
<td>asf卡拉挖</td>
<td>asfdd</td>
<td>ddasf</td>
<td>ddasf</td>
<td>ddasf</td>
<td>ddasf</td>
</tr>
</table>
</div>
</div>
<script>
var t0 = document.getElementById('t0');
function vertical(obj) {
console.log(obj.scrollTop); //该函数未定义
console.log(this.scrollTop);
console.log(obj.scrollLeft);
//console.log(this); //this 是windows对象
t0.style.top = obj.scrollTop;
}
</script>
</body>
</html>
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