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源自：10-1 编程挑战

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<!DOCTYPE html>
<html>
<head lang="en">
    <meta charset="UTF-8">
    <title>实践题 - 选项卡</title>
    <style type="text/css">
        /* CSS样式制作 */
        .total {
            position: relative;
        }
        input[type="button"] {
            border: none;
            padding: 0px;
            outline: none;
            width: 80px;
            height: 30px;
            background: #f2f2f2;
        }
        ul {
            margin: 0px;
            position: absolute;
            z-index: 999;
            top: 0px;
            left: 2px;
        }
        li {
            width: 80px;
            height: 30px;
            text-align: center;
            line-height: 30px;
            background: #f2f2f2;
            display: inline-block;
        }
        li.active {
            z-index: 999;
            border-left: 2px solid #0ccccc;
            border-right: 2px solid #0ccccc;
            border-top: 5px solid #0ccccc;
            border-bottom: 5px solid #f2f2f2;
        }
        li.disable {
            z-index: 1;
            padding-top: 4px;
            border-left: 1px solid #d2d2d2;
            border-right: 1px solid #d2d2d2;
            border-top: 1px solid #d2d2d2;
            border-bottom: 5px solid #0ccccc;
        }
        .con {
            position: absolute;
            z-index: 99;
            width: 300px;
            height: 180px;
            position: relative;
            top: 35px;
            left: 2px;
            background: #f2f2f2;
            margin-left: 30px;
            padding-left: 7px;
            border-left: 2px solid #0ccccc;
            border-right: 2px solid #0ccccc;
            border-top: 5px solid #0ccccc;
            border-bottom: 2px solid #0ccccc;
            display: none;
        }
    </style>

    <script type="text/javascript">
        window.onload = function () {
            var cons = document.querySelectorAll(".con");
            var links = document.querySelectorAll("li");
            Array.from(cons).forEach((c, i) => {
                c.style.display = "none";
                links[i].className = "disable";
                if (i == 0) {
                    cons[i].style.display = "block";
                    links[i].className = "active";
                }
            });
            Array.from(links).forEach((link, index, ls) => {
                link.addEventListener("click", function (event) {
                    Array.from(cons).forEach((c, i) => {
                        c.style.display = "none";
                        links[i].className = "disable";
                    });
                    cons[index].style.display = "block";
                    link.className = "active";
                });
            });
        }
    </script>

</head>
<body>
    <!-- HTML页面布局 -->
    <div class="total">
        <div class="con">
            <p>275万购昌平邻铁三居 总价20万买一居</p>
            <p>200万内购五环三居 140万安家东三环</p>
            <p>北京首现零首付楼盘 53万购东5环50平</p>
            <p>京楼盘直降5000 中信府 公园楼王现房</p>
        </div>
        <div class="con">
            <p>40平出租屋大改造 美少女的混搭小窝</p>
            <p>经典清新简欧爱家 90平老房焕发新生</p>
            <p>新中式的酷色温情 66平撞色活泼家居</p>
            <p>瓷砖就像选好老婆 卫生间烟道的设计</p>
        </div>
        <div class="con">
            <p>通州豪华3居260万 二环稀缺2居250w甩</p>
            <p>西3环通透2居290万 130万2居限量抢购</p>
            <p>黄城根小学学区仅260万 121平70万抛!</p>
            <p>独家别墅280万 苏州桥2居优惠价248万</p>
        </div>
        <ul>
            <li><input type="button" value="房产:" /></li>
            <li><input type="button" value="家居:" /></li>
            <li><input type="button" value="二手房:" /></li>
        </ul>
    </div>
</body>
</html>

提问者：Gan干 2019-09-26 18:34

标准答案！

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