<!DOCTYPE HTML>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>为表格添加边框</title>
<style type="text/css">
table tr td,th{border:1px solid #000;}
</style>
</head>
<body>
<table summary="">
<tr>
<th>班级</th>
<th>学生数</th>
<th>平均成绩</th>
</tr>
<tr>
<td>一班</td>
<td>30</td>
<td>89</td>
</tr>
<tr>
<td>二班</td>
<td>35</td>
<td>85</td>
</tr>
<tr>
<td>三班</td>
<td>32</td>
<td>80</td>
</tr>
</table>
</body>
</html>
不带诗情画意
2014-10-13
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