HTML is of great significance in computer science because it is the basic language for creating web pages and is widely used on the Internet. The full name of HTML is Hypertext Markup Language, which is a markup language used to create and format hypertext documents.
HTML has many versions, including HTML 4, XHTML and HTML5. HTML 4 is the earliest version and consists of only a few elements, including basic tags such as
,
, and . XHTML creates web pages based on XML, so it is more strict and standardized. HTML5 is the latest and most widely used version, and it contains many new features and elements, such as
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