1.JSP页面设置

<%@ page language="java" contentType="text/html; charset=UTF-8"?pageEncoding="UTF-8"%>

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2.servlet类设置

doGet方法：

? request.setCharacterEncoding("UTF-8");
??response.setContentType("text/html;charset=UTF-8");

doPost方法：

? request.setCharacterEncoding("UTF-8");
??response.setContentType("text/html;charset=UTF-8");

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