2025-04-01

本次要求在编写一个简易的选项卡效果效果
image.png
<!DOCTYPE html>
<html lang="th">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>选择卡</title>
    <style>
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        html,
        body {
            height: 100%;
            width: 100%;
        }

        html {
            font-size: 10px;
        }

        .tab {
            width: 40rem;
            height: 30rem;
            border: solid 1px #000;
        }

        .tab-title {
            width: 100%;
            height: 5rem;
            background-color: antiquewhite;
            border-bottom: solid 2px orange;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .tt {
            flex: 1;
            height: 5rem;
            background-color: #fff;
            font-size: 1.8rem;
            text-align: center;
            line-height: 5rem;
        }

        .tt.active,
        .tt:hover {
            background-color: orange;
            color: white;
        }

        .tab-content {
            width: 100%;
            height: calc(100% - 5rem);
            background-color: aquamarine;
            position: relative;
        }

        .tc {
            width: 100%;
            height: 100%;
            font-size: 1.8rem;
            text-align: center;
            color: white;
            position: absolute;
            display: none;
        }

        .tc.active {
            display: block;
        }

        .tc:nth-of-type(1) {
            background-color: blue;
        }

        .tc:nth-of-type(2) {
            background-color: green;
        }

        .tc:nth-of-type(3) {
            background-color: red;
        }
    </style>
</head>

<body>
    <div class="tab">
        <div class="tab-title">
            <div class="tt active">标题1</div>
            <div class="tt">标题2</div>
            <div class="tt">标题3</div>
        </div>
        <div class="tab-content">
            <div class="tc active">内容部分1</div>
            <div class="tc">内容部分2</div>
            <div class="tc">内容部分3</div>
        </div>
    </div>
    <script>
        let tts = document.getElementsByClassName("tt")
        for (let i = 0; i < tts.length; i++) {
            tts[i].onmouseenter = function () {
                for (let j = 0; j < tts.length; j++) {
                    tts[j].classList = "tt"
                }
                tts[i].classList = "tt active"
                let tcs = document.getElementsByClassName("tc")
                for (let x = 0; x < tcs.length; x++) {
                    tcs[x].classList = "tc"
                }
                tcs[i].classList = "tc active"
            }
        }
    </script>
</body>

</html>
2025-04-01

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