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HTML <input> autofocus 属性

HTML <input> 标签

示例

让“姓氏”输入框在页面加载时自动获得焦点

<form action="/action_page.php">
  <label for="fname">姓氏:</label>
  <input type="text" id="fname" name="fname" autofocus><br><br>
  <label for="lname">名字:</label>
  <input type="text" id="lname" name="lname"><br><br>
  <input type="submit">
</form>
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定义和用法

autofocus 属性是布尔属性。

如果存在,它指定一个 <input> 元素在页面加载时应自动获得焦点。


浏览器支持

表中的数字指定完全支持该属性的第一个浏览器版本。

属性
autofocus 5.0 11.0 4.0 5.0 9.6

语法

<input autofocus>

HTML <input> 标签
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