第二章代码
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<title></title>
</head>
<body>
<table border="1px"width="50% "height="100px">
<tr>
<td colspan="2">1-1</td>
<td>1-2</td>
<td >1-3</td>
</tr>
<tr>
<td>2-1</td>
<td>2-2</td>
<td rowspan="2">2-3</td>
<td>2-4</td>
</tr>
<tr>
<td>3-1</td>
<td>3-2</td>
<td>3-3</td>
</tr>
</table>
</body>
</html>
原文：http://www.cnblogs.com/sy0707/p/7731862.html