<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1
.0">
<title>首页</title>
<link rel="stylesheet" href="styles
.css">
<!-- 引入网站图标 -->
<link rel="icon" href="C
:\Users\lenovo\Pictures\黄子\0
076wjjTly1hjti34wishj30si0sijtv
.jpg">
<style>
body {
font-family
: Arial, sans-serif;
margin
: 0;
padding
: 0;
}
/* 导航栏 */
header {
background-color
: #4CAF50;
color
: white;
padding
: 10px 20px;
text-align
: center;
}
nav {
display
: flex;
justify-content
: space-between;
align-items
: center;
}
.logo a {
font-size
: 24px;
color
: white;
text-decoration
: none;
}
.nav-links {
list-style-type
: none;
padding
: 0;
margin
: 0;
}
.nav-links li {
display
: inline;
margin-left
: 10px;
}
.nav-links a {
color
: white;
text-decoration
: none;
}
.product-grid {
display
: flex;
gap
: 20px;
flex-wrap
: wrap;
padding
: 20px;
}
.product-item {
border
: 1px solid #ccc;
padding
: 10px;
width
: 200px;
text-align
: center;
cursor
: pointer;
transition
: transform 0
.2s ease-in-out;
}
.cart-item {
display
: flex;
align-items
: center;
margin-bottom
: 10px;
}
.cart-item img {
width
: 50px;
height
: 50px;
margin-right
: 10px;
}
.product-item
:hover {
transform
: scale(1
.05);
}
.product-item img {
max-width
: 100%;
height
: auto;
}
/* 商品展示区 */
.product-grid {
display
: flex;
gap
: 20px;
flex-wrap
: wrap;
padding
: 20px;
}
.product-item {
border
: 1px solid #ccc;
padding
: 10px;
width
: 200px;
text-align
: center;
}
.product-item img {
max-width
: 100%;
height
: auto;
}
/* 购物车 */
#cart {
margin-top
: 20px;
}
.logo img {
width
: 50px; /* 设置 Logo 的宽度 */
height
: auto; /* 保持宽高比例 */
}
#cart-list {
list-style-type
: none;
padding
: 0;
}
.cart-logo {
width
: 20px; /* 设置小 Logo 的宽度 */
height
: auto; /* 保持宽高比例 */
vertical-align
: middle; /* 确保 Logo 和文字对齐 */
}
#cart-list li {
margin
: 5px 0;
}
/* 页脚 */
footer {
text-align
: center;
padding
: 10px;
background-color
: #f9f9f9;
margin-top
: 20px;
}
</style>
</head>
<body>
<div id="cart-container"></div>
<!-- 导航栏 -->
<header>
<nav>
<div class="logo">
<a href="index
.html">
<img src="C
:\Users\lenovo\Pictures\黄子\0
076wjjTly1hjti34wishj30si0sijtv
.jpg" alt="网站Logo">
</a>
</div>
<ul class="nav-links">
<li><a href="index
.html">首页</a></li>
<li><a href="cart
.html">购物车(<span id="cart-count">0</span>)
<img class="cart-logo" src="C
:\Users\lenovo\Pictures\OIP-C (1)
.jpg" alt="购物车Logo">
</a>
</a></li>
</ul>
</nav>
</header>
<!-- 商品展示区 -->
<main>
<h2>商品列表</h2>
<div class="product-grid">
<section id="produc
ts">
<h2>商品列表</h2>
<div class="product-grid">
<section id="produc
ts">
<h2>商品列表</h2>
<div class="product-grid">
<div class="product-item" data-category="novel">
<a href="555
.html?id=1">
<img src="
https
://tse4-mm
.cn
.bing
.net/th/id/OIP-C
.E1l9GHWnkbNLjcnJpqTpPAHaKC?rs=1&pid=ImgDetMain" alt="产品1">
<h3>产品1
:红楼梦</h3>
<p>价格：$50</p>
</a>
<button onclick="addToCart('产品1
:红楼梦', 50, '
https
://tse4-mm
.cn
.bing
.net/th/id/OIP-C
.E1l9GHWnkbNLjcnJpqTpPAHaKC?rs=1&pid=ImgDetMain')">添加到购物车</button>
</div>
<div class="product-item" data-category="novel">
<a href="555
.html?id=2">
<img src="
https
://ts1
.tc
.mm
.bing
.net/th/id/R-C
.115539104325e27be2f0ee05ca4c
080b?rik=xSg%2bwFfcC1%2b2QQ&riu=
http%3a%2f%2fimages
.bookuu.com%2fbook%2fC%2f01638%2f2634742-fm
.jpg&ehk=H9B6G0WCUFgsQjHJE1iAtNWwpFnhmdAg30ByUapdJfY%3d&risl=&pid=ImgRaw&r=0" alt="产品2">
<h3>产品2
:西游记</h3>
<p>价格：$75</p>
</a>
<button onclick="addToCart('产品2
:西游记', 75, '
https
://ts1
.tc
.mm
.bing
.net/th/id/R-C
.115539104325e27be2f0ee05ca4c
080b?rik=xSg%2bwFfcC1%2b2QQ&riu=
http%3a%2f%2fimages
.bookuu.com%2fbook%2fC%2f01638%2f2634742-fm
.jpg&ehk=H9B6G0WCUFgsQjHJE1iAtNWwpFnhmdAg30ByUapdJfY%3d&risl=&pid=ImgRaw&r=0')">添加到购物车</button>
</div>
<div class="product-item" data-category="novel">
<a href="555
.html?id=3">
<img src="
https
://tse3-mm
.cn
.bing
.net/th/id/OIP-C
.3JrruqZy-PznYJxAHsoUdAHaKe?rs=1&pid=ImgDetMain" alt="产品3">
<h3>产品3：水浒传</h3>
<p>价格：$100</p>
</a>
<button onclick="addToCart('产品3：水浒传', 100, '
https
://tse3-mm
.cn
.bing
.net/th/id/OIP-C
.3JrruqZy-PznYJxAHsoUdAHaKe?rs=1&pid=ImgDetMain')">添加到购物车</button>
</div>
<div class="product-item" data-category="novel">
<a href="555
.html?id=4">
<img src="
https
://ts1
.tc
.mm
.bing
.net/th/id/R-C
.741a4e06ace8ed3a2a47d2a7fc53efa6?rik=OTex%2bIz3NhB3vw&riu=
http%3a%2f%2fsdwypress
.com%2fuploads%2fimage%2f2106%2f24%2f210624143125esxhc
.jpg&ehk=bJB%2f6p6aW7wkHHbCiUTcnRf%2bNLwOktGxYScy28rgjwg%3d&risl=&pid=ImgRaw&r=0" alt="产品4">
<h3>产品4：三国演义</h3>
<p>价格：$55</p>
</a>
<button onclick="addToCart('产品4：三国演义', 55, '
https
://ts1
.tc
.mm
.bing
.net/th/id/R-C
.741a4e06ace8ed3a2a47d2a7fc53efa6?rik=OTex%2bIz3NhB3vw&riu=
http%3a%2f%2fsdwypress
.com%2fuploads%2fimage%2f2106%2f24%2f210624143125esxhc
.jpg&ehk=bJB%2f6p6aW7wkHHbCiUTcnRf%2bNLwOktGxYScy28rgjwg%3d&risl=&pid=ImgRaw&r=0')">添加到购物车</button>
</div>
<div class="product-item" data-category="novel">
<a href="555
.html?id=5">
<img src="
https
://tse1-mm
.cn
.bing
.net/th/id/OIP-C
.4tBovpeIT27lEOj0FuFT5QHaKu?rs=1&pid=ImgDetMain" alt="产品5">
<h3>产品5：红岩</h3>
<p>价格：$65</p>
</a>
<button onclick="addToCart('产品5：红岩', 65, '
https
://tse1-mm
.cn
.bing
.net/th/id/OIP-C
.4tBovpeIT27lEOj0FuFT5QHaKu?rs=1&pid=ImgDetMain')">添加到购物车</button>
</div>
<div class="product-item" data-category="history">
<a href="555
.html?id=6">
<img src="
https
://tse4-mm
.cn
.bing
.net/th/id/OIP-C
.PgSOBNz_XC3Q2b_O9Nkh-wHaLS?rs=1&pid=ImgDetMain" alt="产品6">
<h3>产品6：开放中的变迁</h3>
<p>价格：$50</p>
</a>
<button onclick="addToCart('产品6：开放中的变迁', 50, '
https
://tse4-mm
.cn
.bing
.net/th/id/OIP-C
.PgSOBNz_XC3Q2b_O9Nkh-wHaLS?rs=1&pid=ImgDetMain')">添加到购物车</button>
</div>
<div class="product-item" data-category="history">
<a href="555
.html?id=7">
<img src="
https
://tse2-mm
.cn
.bing
.net/th/id/OIP-C
.1O2NDFn3NcQ5UtfKVUX9qwHaLD?rs=1&pid=ImgDetMain" alt="产品7">
<h3>产品7：中国近代史</h3>
<p>价格：$55</p>
</a>
<button onclick="addToCart('产品7：中国近代史', 55, '
https
://tse2-mm
.cn
.bing
.net/th/id/OIP-C
.1O2NDFn3NcQ5UtfKVUX9qwHaLD?rs=1&pid=ImgDetMain')">添加到购物车</button>
</div>
<div class="product-item" data-category="history">
<a href="555
.html?id=8">
<img src="
https
://img3
.doubanio
.com/lpic/s27258223
.jpg" alt="产品8">
<h3>产品8：国史大纲</h3>
<p>价格：$65</p>
</a>
<button onclick="addToCart('产品8：国史大纲', 65, '
https
://img3
.doubanio
.com/lpic/s27258223
.jpg')">添加到购物车</button>
</div>
<div class="product-item" data-category="science">
<a href="555
.html?id=9">
<img src="
https
://so1
.360tres
.com/t0151ae7fb7ec6d8870
.jpg" alt="产品9">
<h3>产品9：时间简史</h3>
<p>价格：$65</p>
</a>
<button onclick="addToCart('产品9：时间简史', 65, '
https
://so1
.360tres
.com/t0151ae7fb7ec6d8870
.jpg')">添加到购物车</button>
</div>
<div class="product-item" data-category="science">
<a href="555
.html?id=10">
<img src="
https
://img
.alicdn
.com/bao/uploaded/i1/37155172
08/O1CN01yttyGV237JTlFwGhn_!!0-item_pic
.jpg" alt="产品10">
<h3>产品10：从一到无穷大：科学中的事实和臆测</h3>
<p>价格：$65</p>
</a>
<button onclick="addToCart('产品10：从一到无穷大：科学中的事实和臆测', 65, '
https
://img
.alicdn
.com/bao/uploaded/i1/37155172
08/O1CN01yttyGV237JTlFwGhn_!!0-item_pic
.jpg')">添加到购物车</button>
</div>
</div>
</section>
<section id="cart">
<h2>购物车</h2>
<ul id="cart-list"></ul>
<p>总价：<span id="total-price">$0</span></p>
<button onclick="clearCart()">清空购物车</button>
<button onclick="checkout()">结算</button>
</section>
</main>
<footer>
<p>© 2023 我的电商网站</p>
</footer>
<script>
let cart = [];
// 更新购物车数量
function updateCartCount() {
const count = cart
.reduce((sum, item) => sum + item
.quantity, 0);
document
.getElementById('cart-count')
.textContent = count;
}
// 添加商品到购物车
function addToCart(name, price, image) {
const existingItem = cart
.find(item => item
.name === name);
if (existingItem) {
existingItem
.quantity += 1;
// 如果商品已存在，增加数量
} else {
cart
.push({ name, price, image, quantity
: 1 });
// 否则新增商品
}
updateCart();
// 更新购物车显示
updateCartCount();
// 更新购物车数量
}
// 更新购物车显示
function updateCart() {
const cartList = document
.getElementById('cart-list');
const totalPriceElement = document
.getElementById('total-price');
// 清空购物车列表
cartList
.innerHTML = '';
let totalPrice = 0;
// 遍历购物车中的商品并更新显示
cart
.forEach((item, index) => {
const li = document
.createElement('li');
li
.innerHTML = `
<img src="${item
.image}" alt="${item
.name}" width="50" height="50">
<span>${item
.name}</span>
<span>单价：$${item
.price}</span>
<span>数量：${item
.quantity}</span>
<span>小计：$${item
.price * item
.quantity}</span>
<button onclick="removeFromCart(${index})">删除</button>
`;
cartList
.appendChild(li);
totalPrice += item
.price * item
.quantity;
});
// 更新总价
totalPriceElement
.textContent = `$${totalPrice}`;
}
// 从购物车中移除商品
function removeFromCart(index) {
cart
.splice(index, 1);
// 根据索引移除商品
updateCart();
// 更新购物车显示
updateCartCount();
// 更新购物车数量
}
// 清空购物车
function clearCart() {
cart = [];
updateCart();
// 更新购物车显示
updateCartCount();
// 更新购物车数量
}
// 结算功能
function checkout() {
if (cart
.length === 0) {
alert('购物车为空，请添加商品！');
} else {
alert(`您已成功结算！总价为：$${document
.getElementById('total-price')
.textContent}`);
cart = [];
updateCart();
updateCartCount();
}
}
</script>
</body>
</html>为什么444
.html不能存储333
.html的东西
本次分享涵盖了多项关键技术，包括前端框架如React和Vue的应用实践，后端技术如Java和Python的最新发展，以及数据库管理和优化技巧等。
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