js实现点击按钮传值

js实现点击按钮传值

• page1源码：

  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  

• page2源码：

  
  
  
  
  
  
  
  hellow world!
  
  

• page3源码:

  <%@ page language="java" contentType="text/html; charset=UTF-8"pageEncoding="UTF-8"%>
  
  
  
  
  
  
  
  <%
  String strName=request.getParameter("pname");
  String strPassword=request.getParameter("password");
  %>

  欢迎您！<%=strName %>
  
  您的密码是：<%=strPassword %>
  
  

• servlet源码:

  package test;

  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 Test_01
  */
  @WebServlet("/Test_01")
  public class Test_01 extends HttpServlet {
  private static final long serialVersionUID = 1L;

  /**
  * @see HttpServlet#HttpServlet()
  /
  public Test_01() {
  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());

  String strName=request.getParameter("pname");
  String strPassword=request.getParameter("password");

  System.out.println(strName);
  System.out.println(strPassword);

  }

  /**
  * @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);
  }

  }

• 运行后图片