Question

html中怎样设置一个table的一个格子th的长宽

Answer 1

可以使用CSS样式控制表格的高、宽 ，如：

.thWidthAndHeight{width:100px; height:20px;}

    <table border="1" cellpadding="0" cellspacing="0">
        <caption>
            大标题
        </caption>
        <thead>
            <tr>
                <th class="thWidthAndHeight">
                    标题1
                </th>
                <th>
                    标题2
                </th>
                <th>
                    标题3
                </th>
            </tr>
        </thead>
        <tbody>
            <tr>
                <td>
                    数据1
                </td>
                <td>
                    数据2
                </td>
                <td>
                    数据3
                </td>
            </tr>
            <tr>
                <td>
                    数据1
                </td>
                <td>
                    数据2
                </td>
                <td>
                    数据3
                </td>
            </tr>
        </tbody>
    </table>