JQuery发送ajax请求时中文乱码问题解决

    <filter>
    <filter-name>encodingFilter</filter-name>
    <filter-class>.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>

<%@ page language="java" import="java.util." pageEncoding="UTF-8"%>

<meta http-equiv=”content-type” content=”text/html; charset=UTF-8″ />

 $.ajax({
    url:"list",
    type:'post',
    data:{
      param:recode,
      city:locationActive
    },
    dataType: 'json',//要求服务器返回的是json
    suess:function(res){}