📄 addtocart.jsp
字号:
<%@ page language="java" import="java.util.*" pageEncoding="gb2312"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>My JSP 'requestTest1.jsp' starting page</title>
</head>
<body>
This is my JSP page. <br>
<form action="addToCart.jsp">
输入一本书：<input name="book"><BR>
<input type="submit" value="添加到购物车">
</form>
<%
String book = request.getParameter("book");
if(book!=null){//添加到购物车
ArrayList gwc = (ArrayList)session.getAttribute("gwc");
if(gwc==null){
gwc = new ArrayList();
session.setAttribute("gwc",gwc);
}
gwc.add(book);
}
%>
<a href="cart.jsp">查看购物车</a>
</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 + -