使用$.post方式来实现页面的局部刷新功能

html>
lang="en">

 charset="UTF-8">
 
 
 


 type="button" value="发送异步请求" οnclick="fun();">
 type="text">

package cn.hopetesting.com;

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;

/**
 * @author newcityman
 * @date 2019/9/16 - 21:53
 */
@WebServlet("/ajaxServlet")
public class AjaxServlet extends HttpServlet {
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
 String username = request.getParameter("username");
 /* try {
 Thread.sleep(5000);
 } catch (InterruptedException e) {
 e.printStackTrace();
 }*/
 System.out.println(username);
 response.getWriter().write("hello,"+username+".");
 }

protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
this.doPost(request, response);
 }
}

转载于:https://www.cnblogs.com/newcityboy/p/11530977.html