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This article is about how to use meta tags in html5. The editor thinks it is very practical, so share it with you as a reference and follow the editor to have a look.

In html5, the meta tag is used to provide the metadata that the html document is parsed by the browser, the syntax is ""; the tag is always inside the head tag, and the metadata is passed in pairs in the form of a name or value and called by the browser.

The operating environment of this tutorial: windows10 system, HTML5 version, Dell G3 computer.

Metadata (Metadata) is the data information of data.

Tags provide metadata for HTML documents. The metadata will not be displayed on the client side, but will be parsed by the browser.

The META element is usually used to specify the description of the web page, keywords, the last modification time of the file, the author, and other metadata.

Metadata can be invoked using browsers (how to display content or reload pages), search engines (keywords), or other Web services.

The label is usually located in the area.

Note: metadata usually appears as a name / value pair.

Note: if the name attribute is not provided, the name in the name / value pair takes the value of the http-equiv attribute.

Examples are as follows:

Example 1-define document keywords for search engines:

Example 2-define web page description:

Example 3-define the page author:

Example 4-refresh the page every 30 seconds:

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