How to solve the problem of sending ajax garbled codes

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The solution to sending ajax garbled codes: 1, check whether the character interceptor is configured in web.xml; 2, change the jsp page to utf-8;3, and change the ajax request to post request.

This article operating environment: windows7 system, jquery3.2.1 version, Dell G3 computer.

How to solve the problem of sending ajax garbled codes?

Resolve the problem of Chinese garbled code when JQuery sends ajax request:

First troubleshoot the project:

Whether a character interceptor is configured in 1.web.xml

EncodingFilter org.springframework.web.filter.CharacterEncodingFilter encoding utf-8 forceEncoding true encodingFilter / *

Is the 2.jsp page utf-8?

Add this tag by the way, send utf-8 uniformly, but I heard that there are some chicken ribs.