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JSP forward用法分析实例代码分析

  • 时间:2020-07-25 03:38 编辑: 来源: 阅读:
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摘要:JSP forward用法分析实例代码分析
1.首页(填写姓名)(可选,表单post到time.jsp即可): 略 2.判断时间forward到不同页面: time.jsp:
[u]复制代码[/u] 代码如下:
<%-- Document : index Created on : 2009-10-3, 15:48:00 Author : lucifer --%> <%@page contentType="text/html" pageEncoding="UTF-8"%> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <%@page import="java.util.Date" %> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>JSP Page</title> </head> <body> <% Date dat = new Date(); if(dat.getHours() <= 12){ %> <jsp:forward page="AmGreeting.jsp"/> <%} else{ %> <jsp:forward page="PmGreeting.jsp"/> <%} %> </body> </html>
3.如果是早上: AmGreeting.jsp:
[u]复制代码[/u] 代码如下:
<%-- Document : AmGreeting Created on : 2009-10-3, 16:00:10 Author : lucifer --%> <%@page contentType="text/html" pageEncoding="UTF-8"%> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>JSP Page</title> </head> <body> <h1>Good Morning! </h1> <% String name = request.getParameter("userName"); out.println(name); %> !!! </body> </html>
如果是下午: PmGreeting.jsp:
[u]复制代码[/u] 代码如下:
<%-- Document : AmGreeting Created on : 2009-10-3, 16:00:10 Author : lucifer --%> <%@page contentType="text/html" pageEncoding="UTF-8"%> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>JSP Page</title> </head> <body> <h1>Good Afternoon! </h1> <% String name = request.getParameter("userName"); out.println(name); %> !!! </body> </html>
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