The difference between charset=gb2312 and charset=utf-8 of the tag in HTML

When I was making the web page, I used the charset=utf-8 in the tag. However, in some places, the charset=gb2312 tag was also used. At this time, garbled characters appeared. . I want to use both and also want them to display correctly. What should I do? Thanks! !

1,

<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />

charset=gb2312 means that the encoding used by the website is simplified Chinese;

2,

<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>

charset=utf-8 represents the world's universal language encoding;

The most commonly used ones are charset=gb2312, charset=iso-8859-1 and charset=utf -8charset=utf-8 This encoding can be used for Chinese, Korean, Japanese and other language encodings in the world.

Characteristics of "ANSI encoding": 1. These "ANSI encoding standards" can only process UNICODE characters within their respective language ranges. 2. The relationship between "UNICODE characters" and "converted bytes" is artificially specified. 3. UTF-8, UTF-16, UnicodeBig is similar to "ANSI encoding". When converting string into "byte string" through UNICODE encoding, a UNICODE character may be converted into a byte or multiple bytes. The difference from "ANSI encoding" is: 1. These "UNICODE encodings" can handle all UNICODE characters. 2. The relationship between "UNICODE characters" and "converted bytes" can be calculated.

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