简单教程
提交运行
代码编辑器：
<script> function padding(){ document.getElementById('myTable').cellPadding="25"; } function spacing(){ document.getElementById('myTable').cellSpacing="15"; } </script> <table id="myTable" border="1"> <tr> <td>cell 1</td> <td>cell 2</td> </tr> <tr> <td>cell 3</td> <td>cell 4</td> </tr> </table> <br> <button type="button" onclick="padding()">修改单元格边距</button> <button type="button" onclick="spacing()">修改单元格间距</button>
运行结果：