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HTML <input> value 属性

❮ HTML <input> 标签

示例

具有初始(默认)值的 HTML 表单

<form action="/action_page.php">
  <label for="fname">姓氏:</label>
  <input type="text" id="fname" name="fname" value="John"><br><br>
  <label for="lname">名字:</label>
  <input type="text" id="lname" name="lname" value="Doe"><br><br>
  <input type="submit" value="提交">
</form>
自己尝试 »

定义和用法

value 属性指定 <input> 元素的值。

value 属性对不同的输入类型使用方式不同

  • 对于 "button"、"reset" 和 "submit" - 它定义按钮上的文本
  • 对于 "text"、"password" 和 "hidden" - 它定义输入字段的初始(默认)值
  • 对于 "checkbox"、"radio"、"image" - 它定义与输入关联的值(这也是在提交时发送的值)

注意: value 属性不能与 <input type="file"> 一起使用。


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
value

语法

<input value="text">

属性值

描述
text 指定 <input> 元素的值

❮ HTML <input> 标签
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