Table tFoot 屬性

定義和用法
tFoot 屬性返回表格的 tfoot 元素的引用。
tfoot 元素用於 HTML 表格的底部內容組。
語法
tableObject.tFoot
流覽器支持
所有主要流覽器都支持 tFoot 屬性
實例
實例
彈出插入 <tfoot> 中的HTML:
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>IT研修(xuhuhu.com)</title>
<script>
function displayResult(){
alert(document.getElementById('myTable').tFoot.innerHTML);
}
</script>
</head>
<body>
<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()">顯示底部內容</button>
</body>
</html>
<html>
<head>
<meta charset="utf-8">
<title>IT研修(xuhuhu.com)</title>
<script>
function displayResult(){
alert(document.getElementById('myTable').tFoot.innerHTML);
}
</script>
</head>
<body>
<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()">顯示底部內容</button>
</body>
</html>
