实现本地存储购物车

Source
本地存储实现购物车

本地存储实现购物车功能，点击商品后，将商品添加到购物车。
效果图：

代码：

<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <script src="https://cdn.bootcdn.net/ajax/libs/jquery/3.6.1/jquery.min.js"></script>

    <title>Document</title>
    <style>
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        #div {
            width: 1200px;
            height: 400px;
            border: 1px solid;
            margin: auto;
        }


        #div11 {
            width: 550px;
            height: 400px;
            border: 1px solid;
            overflow: hidden;
            float: left;
        }

        ul {
            width: 33%;
            height: 50%;
            float: left;
            list-style: none;
        }

        #div11 li {
            text-align: center;
        }

        #div11 li:last-child {
            color: red;
            font-size: 12px;
        }

        #div11 img {
            width: 150px;
            height: 150px;
        }

        #div12 {
            width: 648px;
            height: 395px;
            float: left;
            text-align: center;
        }

        #div12 span {
            padding: 15px 45px;
            display: inline-block;
        }

        td {
            width: 162px;
            height: 58px;
            border: 1px solid;
        }

        .litext {
            font-size: 14px;
        }
    </style>
</head>

<body>
    <div id="div">
        <div id="div11">
            <ul>
                <img src="./img/0b99a74a8a2e8ed8.jpg" alt="">
                <li class="litext">一加Ace pro</li>
                <li class="price">￥3799</li>
            </ul>
            <ul>
                <img src="./img/4a32070a19deb4f5.jpg" alt="">
                <li class="litext">小米 11</li>
                <li class="price">￥3899</li>
            </ul>
            <ul>
                <img src="./img/5e7e37ea23bef545.jpg" alt="">
                <li class="litext">HWAWEI Mate Xs2</li>
                <li class="price">￥9999</li>
            </ul>
            <ul>
                <img src="./img/ac90ca10f93ac5d0.jpg" alt="">
                <li class="litext">OPPO K9x</li>
                <li class="price">￥1199</li>
            </ul>
            <ul>
                <img src="./img/ade1712d7d8fce24.jpg" alt="">
                <li class="litext">HWAWEI Mate 50 Pro</li>
                <li class="price">￥4999</li>
            </ul>
            <ul>
                <img src="./img/b229b364698a3404.jpg" alt="">
                <li class="litext">vivo iQOO 10</li>
                <li class="price">￥4299</li>
            </ul>
        </div>
        <div id="div12">
            <span>商品图片</span>
            <span>商品名称</span>
            <span>商品价格</span>
            <span>商品数量</span>
            <table id="table" cellspacing='0px'>
            </table>
        </div>
    </div>
</body>
<script>
    var arr = []
    if (localStorage.getItem('asas')) {
        arr = JSON.parse(localStorage.getItem('asas'))
        arr.forEach(function (iteam, index) {
            console.log(iteam);
            $('#table').append(`<tr><td><img src="${iteam.Image}" + height='50px'</td><td>${iteam.liText}</td><td>${iteam.Price}</td><td>${iteam.Num}</td></tr>`)
        })
    }
    var table1 = $('#div12').children('table')
    console.log(JSON.parse(localStorage.getItem('asas')));
    $('#div11>ul').on('click', function () {
        console.log($('#table'));
        console.log(111);
        var obj = {}
        obj.Image = $(this).children('img').attr('src'),
            obj.liText = $(this).children('.litext').text(),
            obj.Price = $(this).children('.price').text(),
            obj.Num = 1
        var flage = true
        arr.forEach(function (iteam) {
            if (iteam.liText == obj.liText) {
                iteam.Num++;
                flage = false
            }
        })
        if (flage) {
            arr.push(obj)
        }
        console.log(arr);
        localStorage.setItem('asas', JSON.stringify(arr))
        $('table').empty()
        arr.forEach(function (iteam, index) {
            console.log(iteam);
            $('#table').append(`<tr><td><img src="${iteam.Image}" + height='50px'</td><td>${iteam.liText}</td><td>${iteam.Price}</td><td>${iteam.Num}</td></tr>`)
        })
    })

</script>

</html>