HTML5 不支持“高度”和“宽度”。如何在符合 HTML5 标准的同时设置 td 的宽度和高度?
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
<title>219 班網</title>
</head>
<body bgcolor="silver">
<div align="center">
<table>
<tr>
<td width="1000" height="250">
<object width="100%" height="100%" data="frameTop.html"></object>
</td>
</tr>
</table>
<table>
<tr>
<td width="300" height="700" >
<object width="100%" height="100%" data="frameLeft.html"></object>
</td>
<td width="700" height="700">
<object width="100%" height="100%" data="frameRight.html"></object>
</td>
</tr>
</table>
</div>
</body>
</html>