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In HTML, meta means an auxiliary tag in the head area. This tag is used to provide the original data information of the corresponding page; this tag is a single tag and does not contain any content. The attribute definition of the tag Name or value pairs associated with the document, such as description and keywords for search engines and update frequency.
The operating environment of this tutorial: Windows 10 system, HTML5 version, Dell G3 computer.
meta is an auxiliary tag in the head area of html language. It is located at the head of the document and does not contain any content. A tag's properties define the name/value pairs associated with the document.
The meta element can provide meta-information (meta-information) of related pages, such as descriptions and keywords for search engines and update frequency.
Metadata is the data information of the data. The
tag provides metadata for an HTML document. The metadata will not be displayed on the client, but will be parsed by the browser.
The META element is usually used to specify the description, keywords, last modification time of the file, author and other metadata of the web page.
Metadata can be called using browsers (how content is displayed or pages are reloaded), search engines (keywords), or other web services.
Examples are as follows:
Example 1 - Define document keywords for search engines:
<meta name="keywords" content="HTML, CSS, XML, XHTML, JavaScript">
Example 2 - Define web pages Description:
<meta name="description" content="Free Web tutorials on HTML and CSS">
Example 3 - Definition page author:
<meta name="author" content="Hege Refsnes">
Example 4 - Refresh the page every 30 seconds:
<meta http-equiv="refresh" content="30">
The attributes supported by the tag are as follows:
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