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Attributes accesskey (attribute) class (attribute) contenteditable (attribute) contextmenu (attribute) data-* (attribute) dir (attribute) draggable (attribute) dropzone (attribute) Global attributes hidden (attribute) id (attribute) itemid (attribute) itemprop (attribute) itemref (attribute) itemscope (attribute) itemtype (attribute) lang (attribute) slot (attribute) spellcheck (attribute) style (attribute) tabindex (attribute) title (attribute) translate (attribute) Elements a abbr address area article aside audio b base bdi bdo blockquote body br button canvas caption cite code col colgroup data datalist dd del details dfn dialog div dl dt em embed fieldset figcaption figure footer form h1 head header hr html i iframe img input input type="button" input type="checkbox" input type="color" input type="date" input type="datetime"-local input type="email" input type="file" input type="hidden" input type="image" input type="month" input type="number" input type="password" input type="radio" input type="range" input type="reset" input type="search" input type="submit" input type="tel" input type="text" input type="time" input type="url" input type="week" ins kbd label legend li link main map mark menu menuitem meta meter nav noscript object ol optgroup option output p param picture pre progress q rp rt rtc ruby s samp script section select slot small source span strong style sub summary sup table tbody td template textarea tfoot th thead time title tr track u ul var video wbr Miscellaneous Attributes Block-level elements CORS enabled image CORS settings attributes Element Inline elements Kinds of HTML content Link types Microdata Optimizing your pages for speculative parsing Preloading content Reference Supported media formats Using the application cache Obsolete acronym applet basefont big blink center command content dir element font frame frameset hgroup image input type="datetime" isindex keygen listing marquee nextid noframes plaintext strike tt xmp
personnages

在HTML5中引入

HTML <output> 标签表示计算或用户操作的结果。

内容类别


Flow content, phrasing content, listed, labelable, resettable form-associated element, palpable content.

允许的内容


Phrasing content.

标记遗漏

没有,起始和结束标签都是强制性的。

允许父级

任何接受  phrasing content 的元素。

允许ARIA角色

任何

DOM界面

HTMLOutputElement

属性

这个元素包含全局属性。

for其它影响计算结果的标签的ID,可以多个。

form与当前标签有关联的form(从属的表单)。该属性的值必须是当前文档内的表单元素的ID。如果未指明该属性,output标签必须是一个form的后代标签。该属性的用处在于可以让output标签脱离form标签,存在于一个网页文档的任意位置。

namename属性。

例子

<form oninput="result.value=parseInt(a.value)+parseInt(b.value)">    
    <input type="range" name="b" value="50" /> +    <input type="number" name="a" value="10" /> =    <output name="result">60</output>
</form>

规范

Specification

Status

Comment

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

Living Standard


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

Recommendation


浏览器兼容性

Feature

Chrome

Edge

Firefox

Internet Explorer

Opera

Safari

Basic Support

10

(Yes)

4

No

11

7

for

10

(Yes)

4

No

11

7

Feature

Android

Chrome for Android

Edge mobile

Firefox for Android

IE mobile

Opera Android

iOS Safari

Basic Support

(Yes)

(Yes)

(Yes)

4

No

?

(Yes)

for

(Yes)

(Yes)

(Yes)

4

No

?

(Yes)

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