简单教程
提交运行
代码编辑器：
<script> function displayResult(){ alert(document.getElementById('myTable').tHead.innerHTML); } </script> <table id="myTable" border="1"> <thead> <tr> <th>Month</th> <th>Savings</th> </tr> </thead> <tfoot> <tr> <td>Sum</td> <td>$180</td> </tr> </tfoot> <tbody> <tr> <td>January</td> <td>$100</td> </tr> <tr> <td>February</td> <td>$80</td> </tr> </tbody> </table> <br> <button type="button" onclick="displayResult()">显示头部html文本</button>
运行结果：