Meta tag of HTML learning notes

I. Composition of meta tags
Meta tags have two attributes: http-equiv and name. different attributes have different parameter values, which enable different webpage functions.
1. name attribute
The name attribute is mainly used to describe the webpage, and the corresponding attribute value is content. The content in the content is mainly used to facilitate search engine robots to find information and classify information.
The syntax format of the name attribute of the meat tag is <meta name = "parameter" content = "specific parameter value">.
The name attribute has the following parameters:
A. Keywords)
Note: keywords are used to tell the search engine what keywords are on your webpage.
Example: <meta name = "keywords" content = "science, education, culture, politics, ecnomics, relationships, entertaiment, human">
B. description (website content description)
Description: description is used to tell the search engine the main content of your website.
Example: <meta name = "description" content = "This page is about the meaning of science, education, culture.">
C. robots (robot wizard)
Note: robots is used to tell robots which pages need to be indexed and which pages do not need to be indexed.
Content parameters include all, none, index, noindex, follow, and nofollow. The default value is all.
Example: <meta name = "robots" content = "none">
D. author (author)
Note: the author of the webpage
Example: <meta name = "author" content = "bluebox, web@7dspace.com">