简单教程
提交运行
代码编辑器:
<script> function displayResult(){ var c=document.getElementById("myCol"); alert("第二列对齐的字符是: " + c.ch); } </script> <table border="1"> <colgroup> <col> <col id="myCol" align="char" char="."> </colgroup> <tr> <th>月份</th> <th>存款</th> </tr> <tr> <td>January</td> <td>$100.00</td> </tr> <tr> <td>February</td> <td>$10.00</td> </tr> </table> <br> <button type="button" onclick="displayResult()">获取字符对齐</button> <p><b>注意:</b>不是所有的主流浏览器都支持char属性</p>
运行结果: