HTML <meta> tag
Examples
Metadata that describes the HTML document:
<meta name="description" content="Free Web tutorials">
<meta name="keywords" content="HTML,CSS,XML,JavaScript">
<meta name="author" content="Stale Refsnes">
<meta charset="UTF-8">
</head>
try it"
Browser Support
All major browsers support the <meta> tag.
Tag definitions and instructions
Metadata (Metadata) data is information data.
<Meta> tag provides metadata HTML document. Metadata is not displayed in the client, then the browser will be resolved.
Last Review META element often used to describe a given page, keyword, file, authors, and other metadata.
Metadata can be used by browsers (how to display content or reload page), search engines (keywords), or other Web service calls.
Tips and Notes
Note: <meta> tag is generally placed in the <head> area.
Note: Metadata is usually name / value pairs appear.
NOTE: If no name attribute, then the name / value pairs in the name takes the value http-equiv attribute.
Differences between HTML 4.01 and HTML5
HTML5 does not support the scheme attribute.
In HTML5, there is a new charset attribute, which makes it easier to define the character set:
- HTML 4.01: <meta http-equiv = "content-type" content = "text / html; charset = UTF-8">
- HTML5: <meta charset = "UTF-8">
Differences between HTML and XHTML
In HTML <meta> tag has no end tag.
In XHTML <meta> tag must have a closing tag.
Examples
Example 1 - Define the document keywords for search engines:
Example 2 - Define web page description:
Example 3 - Define page author:
Examples 4 - refresh the page every 30 seconds:
Attributes
New: HTML5 new property.
属性 | 值 | 描述 |
---|---|---|
charset New | character_set | 定义文档的字符编码。 |
content | text | 定义与 http-equiv 或 name 属性相关的元信息。 |
http-equiv | content-type default-style refresh |
把 content 属性关联到 HTTP 头部。 |
name | application-name author description generator keywords |
把 content 属性关联到一个名称。 |
scheme | format/URI | HTML5不支持。 定义用于翻译 content 属性值的格式。 |
Event Properties
<p> tag supports all HTML event attributes .
related articles
HTML Tutorial: HTML head