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<html>3
<head>4
<meta charset="utf-8">5
<title>蜜蜂教程(mifengjc.com)</title>6
<script>7
function displayResult() {8
alert(document.getElementById('myTable').summary);9
}10
</script>11
</head>12
<body>13
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<table id="myTable" border="1" summary="例如表中的员工">15
<tr>16
<th>Firstname</th>17
<th>Lastname</th>18
</tr>19
<tr>20
<td>Peter</td>21
<td>Griffin</td>22
</tr>23
<tr>24
<td>John</td>25
<td>Doe</td>26
</tr>27
</table>28
<br>29
<button type="button" onclick="displayResult()">显示表格描述</button>30
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</body>32
</html>