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How does metadata work?

April 26, 2017metadata

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How does metadata work?

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On the web, metadata constitutes a ‘hidden’ attribute of a page. One specific element of HTML (the web ‘mark up language’ that expresses how the content of web pages should be understood by an application) is the tag. This HTML element is used to carry the metadata for a web page. It not visible in the content of the page that is ordinarily viewed in the browser, but is accessible to search engines and other applications that can read HTML, and can be seen when viewing the ‘source code’ that is behind any web page. For example, the following metadata describes provides ‘keywords’ and a ‘description’ of the content of the home page of the World Wide Web Consortium (W3C) at www.w3.org:

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