简单教程
提交运行
代码编辑器:
<script> function displayResult(){ var x=document.getElementById("myTable").createCaption(); x.innerHTML="<b>我的表格标题</b>"; } </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="displayResult()">创建一个表格标题</button>
运行结果: