实例代码“Ctrl+/”提示“F11/ESC”全屏 返回 格式化 恢复 运行
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<!DOCTYPE html>
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<html>
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<head>
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<script>
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function leftAlign()
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{
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document.getElementById('header').align="left";
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}
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</script>
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</head>
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<body>
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​
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<table width="100%" border="1">
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<tr id="header">
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<th>Firstname</th>
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<th>Lastname</th>
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</tr>
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<tr>
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<td>Peter</td>
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<td>Griffin</td>
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</tr>
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</table>
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<br>
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<input type="button" onclick="leftAlign()" value="Left-align table row" />
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​
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<p><b>Note:</b> This example does not work in Internet Explorer.</p>
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​
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</body>
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</html>