js escape, unescape method to solve Chinese garbled problem_javascript skills

1.escape method

Encode String objects so that they are readable on all computers,
escape(charString)
The required charstring parameter is any String to be encoded Object or text.
Description:
The escape method returns a string value (Unicode format) containing the content of charstring. All spaces, punctuation, accents, and other non-ASCII characters are replaced with the %xx encoding, where xx is equal to the hexadecimal number representing the character. For example, spaces are returned as " ". Character values ​​greater than 255 are stored in %uxxxx format.

Note: The escape method cannot be used to encode a Uniform Resource Identifier (URI). To encode it use the encodeURI and encodeURIComponent methods.

2.unescape method

Decodes a String object encoded with the escape method.
unescape(charstring)
Required charstring parameter is the String object to be decoded.
Description:
The unescape method returns a string value containing the contents of charstring. All characters encoded in %xx hexadecimal form are replaced by equivalent characters in the ASCII character set. Characters encoded in %uxxxx format (Unicode characters) are replaced with Unicode characters with hexadecimal encoding xxxx.
Note: The unescape method cannot be used to decode Uniform Resource Identifiers (URIs). This code can be decoded using the decodeURI and decodeURIComponent methods.