📄 buy.jsp
字号:
<%@ page language="java" import="java.util.*" pageEncoding="ISO-8859-1"%>
<%@page import="db.*,vo.*,java.util.*" %>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title>My JSP 'buy.jsp' starting page</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<!--
<link rel="stylesheet" type="text/css" href="styles.css">
-->
</head>
<body>
<%
if(session.getAttribute("buy")==null){
List l=new ArrayList();
Sessions s=new Sessions();
Pro p=null;
if(request.getParameter("id")!=null)
p=s.get_pro_by_id(request.getParameter("id").trim());
l.add(p);
session.setAttribute("buy",l);
}
else{
List l=(List)session.getAttribute("buy");
Sessions s=new Sessions();
Pro p=null;
if(request.getParameter("id")!=null)
p=s.get_pro_by_id(request.getParameter("id").trim());
l.add(p);
session.removeAttribute("buy");
session.setAttribute("buy",l);
}
request.getRequestDispatcher("/car.jsp").forward(request,response);
%>
</body>
</html>
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -