End tag problem for HTML

Source: Internet
Author: User
Tags closing tag
according to the principles of the consortium, each beginning of XML is labeled The sign must have an end tag corresponding to it, that is, HTML is a child of XML, so follow the principles of XML, which is standard.
Therefore, <meta charset=utf-8> do not add/> to end, do not meet the standard, only suitable for HTML version 4.0, most of the site for SEO and multi-browser support, are used XHTML standard notation.

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