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Request_获取请求参数中文乱码问题处理
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?? ??? ??? ?* 中文亂碼問題:
?? ??? ??? ??? ?* get方式:tomcat 8 已經(jīng)將get方式亂碼問題解決了
?? ??? ??? ??? ?* post方式:會亂碼
?? ??? ??? ??? ??? ?* 解決:在獲取參數(shù)前,設(shè)置request的編碼request.setCharacterEncoding("utf-8");
<!DOCTYPE html>
<html lang="en">
<head><meta charset="UTF-8"><title>注冊頁面</title>
</head>
<body><form action="/day12/requestDemo7" method="get"><input type="text" placeholder="請輸入用戶名" name="username"><br><input type="text" placeholder="請輸入密碼" name="password"><br><input type="checkbox" name="hobby" value="game">游戲<input type="checkbox" name="hobby" value="study">學(xué)習(xí)<br><input type="submit" value="注冊"></form></body>
</html>
package com.learn.web.request;import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.util.Enumeration;
import java.util.Map;
import java.util.Set;@WebServlet("/requestDemo7")
public class RequestDemo7 extends HttpServlet {protected void doPost(HttpServletRequest request, HttpServletResponse response)throws ServletException, IOException {//1.設(shè)置流的編碼request.setCharacterEncoding("utf-8");//獲取請求參數(shù)usernameString username = request.getParameter("username");System.out.println(username);}protected void doGet(HttpServletRequest request, HttpServletResponse response)throws ServletException, IOException {this.doPost(request,response);}
}
?
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