<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>单元格合并</title>
</head>
<body>
<!--border,表示边框-->
<table border="1px" width="300px" align="center">
<tr>
<td>11</td>
<!--colspan跨2列-->
<td colspan="2">12</td>
<!--<td>13</td>-->
<td>14</td>
</tr>
<tr>
<!--row跨2行-->
<td rowspan="2">21</td>
<td>22</td>
<td>23</td>
<td>24</td>
</tr>
<tr>
<!--<td>31</td>-->
<td>32</td>
<td>33</td>
<td>34</td>
</tr>
</table>
</body>
</html>
