📄 listcart.jsp
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<%@page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%@ page language="java" contentType="text/html;charset=UTF-8"%>
<%@ taglib uri="/WEB-INF/c.tld" prefix="c"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>购物车</title>
<script type="text/javascript" src="js/common.js"></script>
</head>
<body><center>
<c:if test="${empty sessionScope.cart.orderlines}">
<c:redirect url="/listBookStore.jsp"></c:redirect>
</c:if>
<table border="0" bgcolor="FFDC75" width="100%" align="center" >
<tr>
<td><h3 align="center">购物车</h3></td>
</tr>
</table>
<table border="1" align="center" bordercolor="FFDC75" cellpadding="3" cellspacing="3">
<tr>
<th><h3 align="center">书名</h3></th>
<th><h3 align="center">单价</h3></th>
<th><h3 align="center">数量</h3></th>
<th><h3 align="center">操作</h3></th>
</tr>
<c:forEach var="sxd" items="${sessionScope.cart.orderlines}">
<form name="f1" method="post">
<tr>
<td>${sxd.book.name }</td>
<td>${sxd.book.price }</td>
<td><input type="text" name="num" value="${sxd.num }" size="4" maxlength="4" onblur="isInteger(this.value)"/></td>
<td><input type="button" name="modify" value="修改" onclick="document.location='editorderline.do?lineid='+${sxd.book.id}+'&num='+num.value"/>
<input type="button" name="delete" value="删除" onclick="document.location='delorderline.do?lineid='+${sxd.book.id}"/>
</td>
</tr>
</form>
</c:forEach>
<tr>
<td colspan="3" align="right"><b>总计</b></td>
<td colspan="2"><font color="red">RMB ${sessionScope.cart.cost}</font></td>
</tr>
</table>
<input type="button" name="lookShoppingCart" value="继续购买图书" onclick="self.location='${pageContext.request.contextPath}/listBookStore.jsp'"/>
<input type="button" name="" value="清空购物车" onclick="document.location='clearorderline.do'"/>
<input type="button" name="lookOrder" value="提交订单" onclick="self.location='${pageContext.request.contextPath}/order.jsp'"/>
</center></body>
</html>
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