jsp调用servlet的方法:首先在JS里面写一个调用servlet的事件;然后利用“”标签的“onload”调用这个事件,来实现jsp页面调用servlett即可。
本篇文章使用方法:先在JS里面写一个调用servlet的事件(可以利用ajax),然后利用
标签的onload调用这个事件。来进行jsp页面调用servlet的目的。
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代码如下:
jsp文件代码如下:
<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%>Insert title here
servlet文件代码如下:
package com.servlet; import java.io.IOException; import javax.servlet.ServletException; import javax.servlet.annotation.WebServlet; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; /** * Servlet implementation class LoaddataServlet */ @WebServlet(urlPatterns = "/LoaddataServlet",loadOnStartup = 1) public class LoaddataServlet extends HttpServlet { private static final long serialVersionUID = 1L; /** * @see HttpServlet#HttpServlet() */ public LoaddataServlet() { super(); // TODO Auto-generated constructor stub } /** * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response) */ protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { // TODO Auto-generated method stub response.getWriter().append("Served at: ").append(request.getContextPath()); } /** * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response) */ protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { // TODO Auto-generated method stub doGet(request, response); } }
结果图:
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