解决mysql乱码问题

Posted 2020-06-17

1、现象：后台从jsp读取值乱码

    解决办法：在web.xml文件中添加：

<!--   解决后台读取jsp乱码问题 -->
  <filter>  
    <filter-name>encodingFilter</filter-name>  
    <filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>  
    <init-param>  
        <param-name>encoding</param-name>  
        <param-value>UTF-8</param-value>  
    </init-param>  
    <init-param>  
        <param-name>forceEncoding</param-name>  
        <param-value>true</param-value>  
    </init-param>  
</filter>  
  
<filter-mapping>  
    <filter-name>encodingFilter</filter-name>  
    <url-pattern>/*</url-pattern>  
</filter-mapping>  

2、在1的基础上，如果录入数据库还是乱码，打开数据库，将格式改为utf-8,如下：