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characters

HTML<param> 元素(或HTML Parameter 元素) 定义了 <object>的参数

内容类别

没有。

允许的内容

没有,这是一个空的元素。

标记遗漏

由于它是空白元素,所以开始标记必须存在,并且结束标记不能出现。

允许父级

任何流内容之前的<object>。

允许ARIA角色

没有

DOM界面

HTMLParamElement

属性

这个元素包含全局属性。

name参数的名称。

type仅当valuetype设置为“ref” 时才使用。指定在由value指定的URI处找到的值的MIME类型。

value指定参数的值

valuetype指定value属性的类型。可能的值是:

  • 数据:默认值。该值作为字符串传递给对象的实现。

  • ref:该值是存储运行时值的资源的URI。

  • object:<object>同一文档中的另一个ID 。

例子

请参阅<object><param>的例子。

规范

Specification

Status

Comment

HTML Living StandardThe definition of '<param>' in that specification.

Living Standard


HTML5The definition of '<param>' in that specification.

Recommendation


HTML 4.01 SpecificationThe definition of '<param>' in that specification.

Recommendation


浏览器兼容性

Feature

Chrome

Edge

Firefox

Internet Explorer

Opera

Safari

Basic Support

1

(Yes)

1

(Yes)

(Yes)

(Yes)

name

1

(Yes)

1

(Yes)

(Yes)

(Yes)

type

1

(Yes)

1

(Yes)

(Yes)

(Yes)

value

1

(Yes)

1

(Yes)

(Yes)

(Yes)

valuetype

1

(Yes)

1

(Yes)

(Yes)

(Yes)

Feature

Android

Chrome for Android

Edge mobile

Firefox for Android

IE mobile

Opera Android

iOS Safari

Basic Support

(Yes)

(Yes)

(Yes)

1

(Yes)

(Yes)

(Yes)

name

(Yes)

(Yes)

(Yes)

1

(Yes)

(Yes)

(Yes)

type

(Yes)

(Yes)

(Yes)

1

(Yes)

(Yes)

(Yes)

value

(Yes)

(Yes)

(Yes)

1

(Yes)

(Yes)

(Yes)

valuetype

(Yes)

(Yes)

(Yes)

1

(Yes)

(Yes)

(Yes)

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