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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
var c = document.getElementById("myCol");9
alert("ch属性的水平偏移为: " + c.chOff);10
}11
</script>12
</head>13
<body>14
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<table border="1">16
<colgroup>17
<col>18
<col id="myCol" align="char" char="." charoff="2">19
</colgroup>20
<tr>21
<th>月份</th>22
<th>存款</th>23
</tr>24
<tr>25
<td>January</td>26
<td>$100.00</td>27
</tr>28
<tr>29
<td>February</td>30
<td>$10.00</td>31
</tr>32
</table>33
<br>34
<button type="button" onclick="displayResult()">字符对齐的水平偏移</button>35
<p><b>注意:</b>不是所有主流浏览器都支持choff属性的功能。</p>36
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</body>38
</html>