{{HTMLRef}}
Summary
HTML 主体元素 (<body>) 表示的是HTML文档的主体内容，任何一个HTML文档，只允许存在一个 <body> 元素。
- Content categories Sectioning root.
- Permitted content Flow content.
- Tag omission The start tag may be omitted if the first thing inside it is not a space character, comment, {{HTMLElement("script")}} element or {{HTMLElement("style")}} element. The end tag may be omitted if the body element has contents or has a start tag, and is not immediately followed by a comment.
- Permitted parent elements It must be the second element of an {{HTMLElement("html")}} element.
- DOM interface {{domxref("HTMLBodyElement")}}
- The
<body>element exposes the {{domxref("HTMLBodyElement")}} interface. - You can access the body element through the {{domxref("document.body")}} attribute.
- The
特性
该元素包含所有全局特性。
- {{htmlattrdef("alink")}} {{obsolete_inline}}
- Color of text for hyperlinks when selected. This method is non-conforming, use CSS {{cssxref("color")}} property in conjunction with the {{cssxref(":active")}} pseudo-class instead.
- {{htmlattrdef("background")}} {{obsolete_inline}}
- URI of a image to use as a background. This method is non-conforming, use CSS {{cssxref("background")}} property on the element instead.
Note: Starting in Gecko 7.0 {{geckoRelease("7.0")}},
backgroundis no longer resolved as a URI; instead, it's treated as a simple string. - {{htmlattrdef("bgcolor")}} {{obsolete_inline}}
- Background color for the document. This method is non-conforming, use CSS {{cssxref("background-color")}} property on the element instead.
- {{htmlattrdef("bottommargin")}} {{obsolete_inline}}
- The margin of the bottom of the body. This method is non-conforming, use CSS {{cssxref("margin-bottom")}} property on the element instead.
- {{htmlattrdef("leftmargin")}} {{obsolete_inline}}
- The margin of the left of the body. This method is non-conforming, use CSS {{cssxref("margin-left")}} property on the element instead.
- {{htmlattrdef("link")}} {{obsolete_inline}}
- Color of text for unvisited hypertext links. This method is non-conforming, use CSS {{cssxref("color")}} property in conjunction with the {{cssxref(":link")}} pseudo-class instead.
- {{htmlattrdef("onafterprint")}} {{HTMLVersionInline(5)}}
- 用户打印完成当前文档后的回调函数。
- {{htmlattrdef("onbeforeprint")}} {{HTMLVersionInline(5)}}
- 用户请求打印当前文档时（打印前）的回调函数。
- {{htmlattrdef("onbeforeunload")}} {{HTMLVersionInline(5)}}
- Function to call when the document is about to be unloaded.
- {{htmlattrdef("onblur")}} {{HTMLVersionInline(5)}}
- Function to call when the document loses focus.
- {{htmlattrdef("onerror")}} {{HTMLVersionInline(5)}}
- Function to call when the document fails to load properly.
- {{htmlattrdef("onfocus")}} {{HTMLVersionInline(5)}}
- Function to call when the document receives focus.
- {{htmlattrdef("onhashchange")}} {{HTMLVersionInline(5)}}
- Function to call when the fragment identifier part (starting with the hash (
'#') character) of the document's current address has changed. - {{htmlattrdef("onlanguagechange")}} {{experimental_inline}}
- Function to call when the preferred languages changed.
- {{htmlattrdef("onload")}} {{HTMLVersionInline(5)}}
- Function to call when the document has finished loading.
- {{htmlattrdef("onmessage")}} {{HTMLVersionInline(5)}}
- Function to call when the document has received a message.
- {{htmlattrdef("onoffline")}} {{HTMLVersionInline(5)}}
- Function to call when network communication has failed.
- {{htmlattrdef("ononline")}} {{HTMLVersionInline(5)}}
- Function to call when network communication has been restored.
- {{htmlattrdef("onpopstate")}} {{HTMLVersionInline(5)}}
- Function to call when the user has navigated session history.
- {{htmlattrdef("onredo")}} {{HTMLVersionInline(5)}}
- Function to call when the user has moved forward in undo transaction history.
- {{htmlattrdef("onresize")}} {{HTMLVersionInline(5)}}
- Function to call when the document has been resized.
- {{htmlattrdef("onstorage")}} {{HTMLVersionInline(5)}}
- Function to call when the storage area has changed.
- {{htmlattrdef("onundo")}} {{HTMLVersionInline(5)}}
- Function to call when the user has moved backward in undo transaction history.
- {{htmlattrdef("onunload")}} {{HTMLVersionInline(5)}}
- Function to call when the document is going away.
- {{htmlattrdef("rightmargin")}} {{obsolete_inline}}
- The margin of the right of the body. This method is non-conforming, use CSS {{cssxref("margin-right")}} property on the element instead.
- {{htmlattrdef("text")}} {{obsolete_inline}}
- Foreground color of text. This method is non-conforming, use CSS {{cssxref("color")}} property on the element instead.
- {{htmlattrdef("topmargin")}} {{obsolete_inline}}
- The margin of the top of the body. This method is non-conforming, use CSS {{cssxref("margin-top")}} property on the element instead.
- {{htmlattrdef("vlink")}} {{obsolete_inline}}
- Color of text for visited hypertext links. This method is non-conforming, use CSS {{cssxref("color")}} property in conjunction with the {{cssxref(":visited")}} pseudo-class instead.
Specifications
| Specification | Status | Comment |
|---|---|---|
| {{SpecName('HTML WHATWG', 'sections.html#the-body-element', '<body>')}} | {{Spec2('HTML WHATWG')}} | Changed the list of non-conforming features. |
| {{SpecName('HTML5 W3C', 'sections.html#the-body-element', '<body>')}} | {{Spec2('HTML5 W3C')}} | Obsoleted the formerly deprecated attributes. Defined the behavior of the non-conforming and never standardized margintop, marginleft, marginright and marginbottom. |
| {{SpecName('HTML4.01', 'struct/global.html#h-7.5.1', '<body>')}} | {{Spec2('HTML4.01')}} | Deprecated the alink, background, bgcolor, link, text and vlink attributes. |
Browser compatibility
{{CompatibilityTable}}
| Feature | Chrome | Firefox (Gecko) | Internet Explorer | Opera | Safari (WebKit) |
|---|---|---|---|---|---|
| Basic support | 1.0 | {{CompatVersionUnknown}} | {{CompatVersionUnknown}} | {{CompatVersionUnknown}} | {{CompatVersionUnknown}} |
onlanguagechange |
{{CompatUnknown}} | {{CompatGeckoDesktop("32")}} | {{CompatUnknown}} | {{CompatUnknown}} | {{CompatUnknown}} |
bottommargin, leftmargin, rightmargin, topmargin {{obsolete_inline}} |
{{CompatVersionUnknown}} | {{CompatGeckoDesktop("35")}} [1] | {{CompatUnknown}} | {{CompatUnknown}} | {{CompatUnknown}} |
| Feature | Android | Firefox Mobile (Gecko) | IE Phone | Opera Mobile | Safari Mobile |
|---|---|---|---|---|---|
| Basic support | {{CompatVersionUnknown}} | {{CompatVersionUnknown}} | {{CompatVersionUnknown}} | {{CompatVersionUnknown}} | {{CompatVersionUnknown}} |
onlanguagechange |
{{CompatUnknown}} | {{CompatGeckoMobile("32")}} | {{CompatUnknown}} | {{CompatUnknown}} | {{CompatUnknown}} |
bottommargin, leftmargin, rightmargin, topmargin {{obsolete_inline}} |
{{CompatVersionUnknown}} | {{CompatGeckoMobile("35")}} [1] | {{CompatUnknown}} | {{CompatUnknown}} | {{CompatUnknown}} |
[1] Was supported before this in Quirk Mode only.
See also
- {{HTMLElement("html")}}
- {{HTMLElement("head")}}