打開File-Setting, 找到File Encodings這個選項,把encoding設置成你工程的編碼即可,一般是UTF-8,如下圖(紅框的地方),然後重新rebuild一下,基本就行了
執行main函數時,控制檯亂碼
同樣是打開setting,找到 Build,Execution,Deployment > Compiler > Java Compiler, 設置 Additional command line parameters選項爲 -encoding utf-8,然後rebuild下,重新運行
運行tomcat時,控制檯亂碼
1)打開Run/Debug Configuration,選擇你的tomcat
2)然後在 Server > VM options 設置爲 -Dfile.encoding=UTF-8 ,重啓tomcat
其他亂碼
1)數據庫數據是否亂碼
查看數據庫編碼類型
show variables like ‘character%’
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character_set_client utf8
character_set_connection utf8
character_set_database utf8
character_set_filesystem binary
character_set_results utf8
character_set_server utf8
character_set_system utf8
character_sets_dir /aebiz/soft/mysql/share/charsets/
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2)jsp亂碼
查看代碼中是否添加下面代碼
<%@ page language="java" contentType="text/html; charset=utf-8" pageEncoding="utf-8" %>
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3)request和response
request.setCharacterEncoding("utf-8");
response.setCharacterEncoding("utf-8");
response.setContentType("text/html;charset=utf-8");
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另外java字符串編碼也需注意 轉發至:https://blog.csdn.net/u012611878/article/details/80723491