购物车代码html(html购物车页面代码)
大家好,今天来为大家解答购物车代码html这个问题的一些问题点,包括html购物车页面代码也一样很多人还不知道,因此呢,今天就来为大家分析分析,现在让我们一起来看看吧!如果解决了您的问题,还望您关注下本站哦,谢谢~
怎样用PHP编个购物车的程序
简单说了,可以用Dreamweaver做网页开发平台,PHPnow打包套件作为后台,包括Apache(作为服务器)+PHP(作为PHP库资源)+MySQL(作为数据库环境)。要在数据库的添加表单等等操作,在PhpAdmin下登录进入MySQL。
编辑网页的内容会在一个叫做htdocs的文件夹内,编辑数据库的内容会在一个叫data的文件夹内。
用Dreamweaver时要设置PHPnow的路径作为站点。
jsp网上购物代码及操作!
1.index.jsp登陆界面:
<%@ page language="java" import="java.util.*" pageEncoding="GB2312"%>
<%
String path= request.getContextPath();
String basePath= request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<%session.invalidate();%><%--销毁所有session对象--%>
<!DOCTYPE HTML PUBLIC"-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" href="<%=basePath%>">
<title>购物车</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" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" href="styles.css">
-->
</head>
<body>
<center>
<hr>
请输入用户名,默认的为Guest
<form action="checklogin.jsp" mothod=get>
<table width="40%" border="1">
<tr bgcolor="#336600">
<td><div align="center"><font color="FFFFFF">用户登陆</font></div></td>
</tr>
<tr align="center" bgcolor="#CCCCCC">
<td>用户名:<input type="password" name="userID"></td>
</tr>
<tr align="center" bgcolor="#CCCCCC">
<td>口令:<input type="password" name="password"></td>
</tr>
<tr align="center" bgcolor="#CCCCCC">
<td><input type="submit" value="登陆"></td>
</tr>
</table>
</form>
</center>
</body>
</html>
2.checklogin.jsp登陆认证页面:
<%@ page language="java" import="java.util.*" pageEncoding="GB2312"%>
<%
String path= request.getContextPath();
String basePath= request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<jsp:useBean id="Car" class="web.Car" scope="session">
<jsp:setProperty property="*" name="Car"/>
</jsp:useBean>
<%session.setMaxInactiveInterval(900);%><%--设置session超时为30分--%>
<!DOCTYPE HTML PUBLIC"-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" href="<%=basePath%>">
<title>My JSP'checklogin.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" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" href="styles.css">
-->
</head>
<body>
<%
String nextpage;
if(Car.getUserID().equals("Guest"))
nextpage="car.jsp";
else
nextpage="index.jsp";
%>
<jsp:forward page="<%=nextpage%>"></jsp:forward>
</body>
</html>
3.car.jsp购物车页面
<%@ page language="java" import="java.util.*" pageEncoding="GB2312"%>
<%
String path= request.getContextPath();
String basePath= request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<%@ page import="java.util.*"%>
<%@ page import="web.Car"%>
<!DOCTYPE HTML PUBLIC"-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" href="<%=basePath%>">
<title>购物车</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" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" href="styles.css">
-->
</head>
<body>
<br><%@ include file="header.jsp"%>
<hr>
<font size="2">
<jsp:useBean id="Car" class="web.Car" scope="session">
</jsp:useBean>
<p><font color="#804040" face="楷体_GB2312">
<strong>百货商场,请尽情的选购商品添加到购物车!</strong>
</font>
<%String str=response.encodeRedirectURL("add.jsp");%>
<form action="<%=str%>" method="post" name="form">
<select name="item" value="没选择">
<option value="TV">电视机</option>
<option value="apple">苹果</option>
<option value="coke">可口可乐</option>
<option value="milk">牛奶</option>
<option value="tea">茶叶</option>
</select>
<p><font color="#804040" face="楷体_GB2312">
输入购买的数量:
</font>
<input type="text" name="mount">
<p>
<input type="radio" name="unit" value="个">个
<input type="radio" name="unit" value="公斤">公斤
<input type="radio" name="unit" value="台">台
<input type="radio" name="unit" value="瓶">瓶<p>
<input type="submit" value="提交添加">
</form>
<p><font color="#804040" face="楷体_GB2312">你的购物车里有如下商品:</font>
<font color="#FF8040" size="2">
<%
Hashtable list=Car.list_h();
Enumeration enums=list.elements();
while(enums.hasMoreElements()){
String goods=(String) enums.nextElement();
byte b[]=goods.getBytes("ISO-8859-1");
goods=new String(b);
out.println("<br>"+goods);
}
%>
</font>
<% String strl=response.encodeRedirectURL("selectRemoveGoods.jsp");%>
<form action="<%=strl%>" method="post" name="form">
<input type="submit" value="修改购物车中的商品">
</form>
</font>
<%@ include file="tail.jsp"%>
</body>
</html>
4.add.jsp增加物品:
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
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 rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" href="<%=basePath%>">
<title>购物车</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" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" href="styles.css">
-->
</head>
<body>
<%@ include file="header.jsp"%>
<hr>
<font size="2">
<jsp:useBean id="Car" class="web.Car" scope="session"></jsp:useBean><br>
<jsp:setProperty name="Car" property="*"/>
<%Car.add_h();%>
<font face="楷体_GB2312">
<font color="#FF8040" size="2">
<p>您的购物车有如下商品:
<%
Hashtable list=Car.list_h();
Enumeration enums=list.elements();
while(enums.hasMoreElements()){
String goods=(String) enums.nextElement();
byte b[]=goods.getBytes("ISO-8859-1");
goods=new String(b);
out.println("<br>"+goods);
}
%>
</font>
<%String str=response.encodeRedirectURL("car.jsp");%>
<br>
<form action="<%=str%>" method="post" neme="form">
<input type="submit" value="继续购物">
</form>
<%String strl=response.encodeRedirectURL("selectRemoveGoods.jsp");%>
<br>
<form action="<%=strl%>" method="post" neme="form">
<input type="submit" value="修改购物车中的物品">
</form>
</font>
</font>
<%@ include file="tail.jsp"%>
</body>
</html>
5.selectRemoveGoods.jsp选择删除商品:
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
String path= request.getContextPath();
String basePath= request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<%@ page import="java.util.*"%>
<%@ page import="web.Car"%>
<!DOCTYPE HTML PUBLIC"-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" href="<%=basePath%>">
<title>购物</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" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" href="styles.css">
-->
</head>
<body>
<br><%@ include file="header.jsp"%>
<hr>
<jsp:useBean id="Car" class="web.Car" scope="session">
</jsp:useBean><br>
<p>选择从购物车中删除的物品:
<%String str=response.encodeRedirectURL("removeWork.jsp");%>
<form action="<%=str%>" method="post" name="form">
<select name="deleteitem" size="1">
<option value="TV">电视机</option>
<option value="apple">苹果</option>
<option value="coke">可口可乐</option>
<option value="milk">牛奶</option>
<option value="tea">茶叶</option>
</select>
<input type="submit" value="提交删除">
</form>
<font face="楷体_GB2312">
<font color="#FF8040" size="2">
<p>您的购物车有如下商品:
<%
Hashtable list=Car.list_h();
Enumeration enums=list.elements();
while(enums.hasMoreElements()){
String goods=(String) enums.nextElement();
byte b[]=goods.getBytes("ISO-8859-1");
goods=new String(b);
out.println("<br>"+goods);
}
%>
</font></font>
<%String strl=response.encodeRedirectURL("car.jsp");%>
<form action="<%=strl%>" method="post" neme="form">
<input type="submit" value="继续购物">
</form>
<%@include file="tail.jsp"%>
</body>
</html>
6.removeWork.jsp删除页面:
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
String path= request.getContextPath();
String basePath= request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<%@ page import="java.util.*"%>
<%@ page import="web.Car"%>
<!DOCTYPE HTML PUBLIC"-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" href="<%=basePath%>">
<title>购物车</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" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" href="styles.css">
-->
</head>
<body>
<%@include file="header.jsp"%>
<hr>
<font size="2">
<jsp:useBean id="Car" class="web.Car" scope="session">
</jsp:useBean><br>
<%String str=response.encodeRedirectURL("removeWork.jsp");%>
<%String name=request.getParameter("deleteitem");
if(name==null)
name="";
byte c[]=name.getBytes("ISO-8859-1");
name=new String(c);
Car.dele_h(name);
out.println("您删除了货物"+name);%>
</font>
<font face="楷体_GB2312">
<font color="#FF8040" size="2">
<p>您的购物车有如下商品:
<%
Hashtable list=Car.list_h();
Enumeration enums=list.elements();
while(enums.hasMoreElements()){
String goods=(String) enums.nextElement();
byte b[]=goods.getBytes("ISO-8859-1");
goods=new String(b);
out.println("<br>"+goods);
}
%>
</font></font>
<%String strp=response.encodeRedirectURL("car.jsp");%>
<form action="<%=strp%>" method="post" neme="form">
<input type="submit" value="继续购物">
</form>
<%String strl=response.encodeRedirectURL("selectRemoveGoods.jsp");%>
<form action="<%=strl%>" method="post" neme="form">
<input type="submit" value="修改购物车中的物品">
</form>
</body>
</html>
7.header.jsp页面头部:
<%@ page language="java" import="java.util.*" pageEncoding="GB2312"%>
<center>
========================================================================<br>
购物车系统<br>
=======================================================================<br>
WELCOME!
<jsp:getProperty name="Car" property="userID"/>
当前时间是:
<%=new java.util.Date().toLocaleString()%>
<br>
</center>
8.tail页面尾部
<%@ page language="java" import="java.util.*" pageEncoding="GB2312"%>
<center>
<hr>
JSP+TOMCAT购物系统
</center>
9.Car.java类
package web;
import java.util.*;
import java.io.*;
public class Car implements Serializable{
Hashtable list=new Hashtable();//散列表,商品列表
String item="Welcome";
int mount=0;//商品数量
String unit=null;//商品单位
String userID;//用户
public void Car(){
}
public void setItem(String item){
this.item= item;
}
public void setMount(int mount){
this.mount= mount;
}
public void setUnit(String unit){
this.unit= unit;
}
public String getUserID(){
return userID;
}
public void setUserID(String userID){
this.userID= userID;
}
public Hashtable list_h(){
return list;
}
public void dele_h(String s){
list.remove(s);
}
public void add_h(){
String str="Name:"+item+"Mount:"+mount+"Unit:"+unit;
list.put(item, str);
}
}
java 如何编写购物车
用Vector或者是HashMap去装
<下面有部分代码你去看吧>
package com.aptech.restrant.DAO;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.sql.Connection;
import com.aptech.restrant.bean.CartItemBean;
import com.aptech.restrant.bean.FoodBean;
public class CartModel{
private Connection conn;
public CartModel(Connection conn){
this.conn=conn;
}
/**
*得到订餐列表
*
*@return
*/
public List changeToList(Map carts){
//将Set中元素转换成数组,以便使用循环进行遍历
Object[] foodItems= carts.keySet().toArray();
//定义double变量total,用于存放购物车内餐品总价格
double total= 0;
List list= new ArrayList();
//循环遍历购物车内餐品,并显示各个餐品的餐品名称,价格,数量
for(int i= 0; i< foodItems.length; i++){
//从Map对象cart中取出第i个餐品,放入cartItem中
CartItemBean cartItem=(CartItemBean) carts
.get((String) foodItems[i]);
//从cartItem中取出FoodBean对象
FoodBean food1= cartItem.getFoodBean();
//定义int类型变量quantity,用于表示购物车中单个餐品的数量
int quantity= cartItem.getQuantity();
//定义double变量price,表示餐品单价
double price= food1.getFoodPrice();
//定义double变量,subtotal表示单个餐品总价
double subtotal= quantity* price;
////计算购物车内餐品总价格
total+= subtotal;
cartItem.setSubtotal(subtotal);
cartItem.setTotal(total);
list.add(cartItem);
}
return list;
}
/**
*增加订餐
*/
public Map add(Map cart, String foodID){
//购物车为空
if(cart== null){
cart= new HashMap();
}
FoodModel fd= new FoodModel(conn);
FoodBean food= fd.findFoodById(foodID);
//判断购物车是否放东西(第一次点餐)
if(cart.isEmpty()){
CartItemBean cartBean= new CartItemBean(food, 1);
cart.put(foodID, cartBean);
} else{
//判断当前菜是否在购物车中,false表示当前菜没有被点过。。
boolean flag= false;
//得到键的集合
Set set= cart.keySet();
//遍历集合
Object[] obj= set.toArray();
for(int i= 0; i< obj.length; i++){
Object object= obj[i];
//如果购物车已经存在当前菜,数量+1
if(object.equals(foodID)){
int quantity=((CartItemBean) cart.get(object))
.getQuantity();
quantity+= 1;
System.out.println(quantity);
((CartItemBean) cart.get(object)).setQuantity(quantity);
flag= true;
break;
}
}
if(flag== false){
//把当前菜放到购物车里面
CartItemBean cartBean= new CartItemBean(food, 1);
cart.put(foodID, cartBean);
}
}
return cart;
}
/**
*取消订餐
*/
public Map remove(Map cart, String foodID){
cart.remove(foodID);
return cart;
}
/**
*更新购物车信息
*
*@param cart
*@param foodID
*@return
*/
public Map<String, CartItemBean> update(Map cart, String foodID,
boolean isAddorRemove){
Map map;
if(isAddorRemove){
map= add(cart, foodID);
} else{
map= remove(cart, foodID);
}
return map;
}
}
好了,关于购物车代码html和html购物车页面代码的问题到这里结束啦,希望可以解决您的问题哈!